In this tutorial, we’ll build and evaluate a sentiment classifier for customer requests in the financial domain using GPT-3 and Argilla. GPT-3 is a powerful model and API from OpenAI which performs a variety of natural language tasks. Argilla empowers you to quickly build and iterate on data for NLP. In this tutorial, you’ll learn to: Setup ... You need to use GPT2Model class to generate the sentence embeddings of the text. once you have the embeddings feed them to a Linear NN and softmax function to obtain the logits, below is a component for text classification using GPT2 I'm working on (still a work in progress, so I'm open to suggestions), it follows the logic I just described: OpenAI released the AI classifier to identify AI-written text. The AI Text Classifier is a fine-tuned GPT model that predicts how likely it is that AI generated a piece of text. The model can be used to detect ChatGPT and AI Plagiarism, but it’s not reliable enough yet because actually knowing if it’s human vs. machine-generated is really hard. Sep 5, 2023 · The gpt-4 model supports 8192 max input tokens and the gpt-4-32k model supports up to 32,768 tokens. GPT-3.5. GPT-3.5 models can understand and generate natural language or code. The most capable and cost effective model in the GPT-3.5 family is GPT-3.5 Turbo, which has been optimized for chat and works well for traditional completions tasks as ... The GPT-n series show very promising results for few-shot NLP classification tasks and keep improving as their model size increases (GPT3–175B). However, those models require massive computational resources and they are sensitive to the choice of prompts for training.A content moderation system using GPT-4 results in much faster iteration on policy changes, reducing the cycle from months to hours. GPT-4 is also able to interpret rules and nuances in long content policy documentation and adapt instantly to policy updates, resulting in more consistent labeling. We believe this offers a more positive vision of ...GPT-2 is a successor of GPT, the original NLP framework by OpenAI. The full GPT-2 model has 1.5 billion parameters, which is almost 10 times the parameters of GPT. GPT-2 give State-of-the Art results as you might have surmised already (and will soon see when we get into Python). The pre-trained model contains data from 8 million web pages ...Let’s assume we train a language model on a large text corpus (or use a pre-trained one like GPT-2). Our task is to predict whether a given article is about sports, entertainment or technology. Normally, we would formulate this as a fine tuning task with many labeled examples, and add a linear layer for classification on top of the language ...Aug 31, 2023 · Data augmentation is a widely employed technique to alleviate the problem of data scarcity. In this work, we propose a prompting-based approach to generate labelled training data for intent classification with off-the-shelf language models (LMs) such as GPT-3. An advantage of this method is that no task-specific LM-fine-tuning for data ... Although based on much smaller models than existing few-shot methods, SetFit performs on par or better than state of the art few-shot regimes on a variety of benchmarks. On RAFT, a few-shot classification benchmark, SetFit Roberta (using the all-roberta-large-v1 model) with 355 million parameters outperforms PET and GPT-3. It places just under ...OpenAI has taken down its AI classifier months after it was released due to its inability to accurately determine whether a chunk of text was automatically generated by a large language model or written by a human. "As of July 20, 2023, the AI classifier is no longer available due to its low rate of accuracy," the biz said in a short statement ...Let’s assume we train a language model on a large text corpus (or use a pre-trained one like GPT-2). Our task is to predict whether a given article is about sports, entertainment or technology. Normally, we would formulate this as a fine tuning task with many labeled examples, and add a linear layer for classification on top of the language ...This tool is free too and produced quite similar results as GPTZero. 4. Originality AI. Originality AI is a popular AI text detector that claims to accurately detect text produced by GPT 3, GPT 3.5, and ChatGPT. It gives a percentage of the likelihood that the text was generated by humans or AI.ChatGPT. ChatGPT, which stands for Chat Generative Pre-trained Transformer, is a large language model -based chatbot developed by OpenAI and launched on November 30, 2022, which enables users to refine and steer a conversation towards a desired length, format, style, level of detail, and language used. Successive prompts and replies, known as ...Explains a single param and returns its name, doc, and optional default value and user-supplied value in a string. explainParams() → str ¶. Returns the documentation of all params with their optionally default values and user-supplied values. extractParamMap(extra: Optional[ParamMap] = None) → ParamMap ¶.I'm trying to train a model for a sentence classification task. The input is a sentence (a vector of integers) and the output is a label (0 or 1). I've seen some articles here and there about using Bert and GPT2 for text classification tasks. However, I'm not sure which one should I pick to start with.OpenAI has released an AI text classifier that attempts to detect whether input content was generated using artificial intelligence tools like ChatGPT. "The AI Text Classifier is a fine-tuned GPT ...An approach to optimize Few-Shot Learning in production is to learn a common representation for a task and then train task-specific classifiers on top of this representation. OpenAI showed in the GPT-3 Paper that the few-shot prompting ability improves with the number of language model parameters.Jan 31, 2023 · GPT-3, a state-of-the-art NLP system, can easily detect and classify languages with high accuracy. It uses sophisticated algorithms to accurately determine the specific properties of any given text – such as word distribution and grammatical structures – to distinguish one language from another. Size of word embeddings was increased to 12888 for GPT-3 from 1600 for GPT-2. Context window size was increased from 1024 for GPT-2 to 2048 tokens for GPT-3. Adam optimiser was used with β_1=0.9 ...Path of transformer model - will load your own model from local disk. In this tutorial I will use gpt2 model. labels_ids - Dictionary of labels and their id - this will be used to convert string labels to numbers. n_labels - How many labels are we using in this dataset. This is used to decide size of classification head. GPTZero app readily detects AI-generated content thanks to perplexity and burstiness analysis. But OpenAI text classifier struggles. Robotext is on the rise, but AI text screening tools can vary wildly in their ability to differentiate between human- and machine-written web content. Image credit: Shutterstock Generate.The gpt-4 model supports 8192 max input tokens and the gpt-4-32k model supports up to 32,768 tokens. GPT-3.5. GPT-3.5 models can understand and generate natural language or code. The most capable and cost effective model in the GPT-3.5 family is GPT-3.5 Turbo, which has been optimized for chat and works well for traditional completions tasks as ...Getting Started - NLP - Classification Using GPT-2 | Kaggle. Andres_G · 2y ago · 1,847 views.In this tutorial, we’ll build and evaluate a sentiment classifier for customer requests in the financial domain using GPT-3 and Argilla. GPT-3 is a powerful model and API from OpenAI which performs a variety of natural language tasks. Argilla empowers you to quickly build and iterate on data for NLP. In this tutorial, you’ll learn to: Setup ...SetFit is outperforming GPT-3 in 7 out of 11 tasks, while being 1600x smaller. In this blog, you will learn how to use SetFit to create a text-classification model with only a 8 labeled samples per class, or 32 samples in total. You will also learn how to improve your model by using hyperparamter tuning. You will learn how to:GPT-2 is not available through the OpenAI api, only GPT-3 and above so far. I would recommend accessing the model through the Huggingface Transformers library, and they have some documentation out there but it is sparse. There are some tutorials you can google and find, but they are a bit old, which is to be expected since the model came out ...The AI Text Classifier is a free tool that predicts how likely it is that a piece of text was generated by AI. The classifier is a fine-tuned GPT model that requires a minimum of 1,000 characters, and is trained on English content written by adults. It is intended to spark discussions on AI literacy, and is not always accurate. Oct 18, 2022 · SetFit is outperforming GPT-3 in 7 out of 11 tasks, while being 1600x smaller. In this blog, you will learn how to use SetFit to create a text-classification model with only a 8 labeled samples per class, or 32 samples in total. You will also learn how to improve your model by using hyperparamter tuning. You will learn how to: Jan 31, 2023 · OpenAI has released an AI text classifier that attempts to detect whether input content was generated using artificial intelligence tools like ChatGPT. "The AI Text Classifier is a fine-tuned GPT ... Feb 1, 2023 · classification system vs sentiment classification In conclusion, OpenAI has released a groundbreaking tool to detect AI-generated text, using a fine-tuned GPT model that predicts the likelihood of ... Sep 8, 2019 · I'm trying to train a model for a sentence classification task. The input is a sentence (a vector of integers) and the output is a label (0 or 1). I've seen some articles here and there about using Bert and GPT2 for text classification tasks. However, I'm not sure which one should I pick to start with. We I have fine-tuned a GPT-2 model with a language model head on medical triage text, and would like to use this model as a classifier. However, as far as I can tell, the Automodel Huggingface library allows me to have either a LM or a classifier etc. head, but I don’t see a way to add a classifier on top of a fine-tuned LM.Jan 31, 2023 · The new GPT-Classifier attempts to figure out if a given piece of text was human-written or the work of an AI-generator. While ChatGPT and other GPT models are trained extensively on all manner of text input, the GPT-Classifier tool is "fine-tuned on a dataset of pairs of human-written text and AI-written text on the same topic." So instead of ... In this tutorial, we’ll build and evaluate a sentiment classifier for customer requests in the financial domain using GPT-3 and Argilla. GPT-3 is a powerful model and API from OpenAI which performs a variety of natural language tasks. Argilla empowers you to quickly build and iterate on data for NLP. In this tutorial, you’ll learn to: Setup ... Jan 31, 2023 · In our evaluations on a “challenge set” of English texts, our classifier correctly identifies 26% of AI-written text (true positives) as “likely AI-written,” while incorrectly labeling human-written text as AI-written 9% of the time (false positives). Our classifier’s reliability typically improves as the length of the input text increases. You need to use GPT2Model class to generate the sentence embeddings of the text. once you have the embeddings feed them to a Linear NN and softmax function to obtain the logits, below is a component for text classification using GPT2 I'm working on (still a work in progress, so I'm open to suggestions), it follows the logic I just described:The AI Text Classifier is a free tool that predicts how likely it is that a piece of text was generated by AI. The classifier is a fine-tuned GPT model that requires a minimum of 1,000 characters, and is trained on English content written by adults. It is intended to spark discussions on AI literacy, and is not always accurate.You will fine-tune this new model head on your sequence classification task, transferring the knowledge of the pretrained model to it. Training hyperparameters Next, create a TrainingArguments class which contains all the hyperparameters you can tune as well as flags for activating different training options.An approach to optimize Few-Shot Learning in production is to learn a common representation for a task and then train task-specific classifiers on top of this representation. OpenAI showed in the GPT-3 Paper that the few-shot prompting ability improves with the number of language model parameters.Nov 30, 2022 · OpenAI. Product, Announcements. ChatGPT is a sibling model to InstructGPT, which is trained to follow an instruction in a prompt and provide a detailed response. We are excited to introduce ChatGPT to get users’ feedback and learn about its strengths and weaknesses. During the research preview, usage of ChatGPT is free. AI-Guardian is designed to detect when images have likely been manipulated to trick a classifier, and GPT-4 was tasked with evading that detection. "Our attacks reduce the robustness of AI-Guardian from a claimed 98 percent to just 8 percent, under the threat model studied by the original [AI-Guardian] paper," wrote Carlini.You will fine-tune this new model head on your sequence classification task, transferring the knowledge of the pretrained model to it. Training hyperparameters Next, create a TrainingArguments class which contains all the hyperparameters you can tune as well as flags for activating different training options.In this tutorial, we’ll build and evaluate a sentiment classifier for customer requests in the financial domain using GPT-3 and Argilla. GPT-3 is a powerful model and API from OpenAI which performs a variety of natural language tasks. Argilla empowers you to quickly build and iterate on data for NLP. In this tutorial, you’ll learn to: Setup ... Most free AI detectors are hit or miss. Meanwhile, Content at Scale's AI Detector can detect content generated by ChatGPT, GPT4, GPT3, Bard, Claude, and other LLMs. 2 98% Accurate AI Checker. Trained on billions of pages of data, our AI checker looks for patterns that indicate AI-written text (such as repetitive words, lack of natural flow, and ...Jan 31, 2023 · The new GPT-Classifier attempts to figure out if a given piece of text was human-written or the work of an AI-generator. While ChatGPT and other GPT models are trained extensively on all manner of text input, the GPT-Classifier tool is "fine-tuned on a dataset of pairs of human-written text and AI-written text on the same topic." So instead of ... Jul 1, 2021 · Jul 1, 2021 Source: https://thehustle.co/07202020-gpt-3/ This is part one of a series on how to get the most out of GPT-3 for text classification tasks ( Part 2, Part 3 ). In this post, we’ll... Nov 9, 2020 · Size of word embeddings was increased to 12888 for GPT-3 from 1600 for GPT-2. Context window size was increased from 1024 for GPT-2 to 2048 tokens for GPT-3. Adam optimiser was used with β_1=0.9 ... Explore resources, tutorials, API docs, and dynamic examples to get the most out of OpenAI's developer platform.As a top-ranking AI-detection tool, Originality.ai can identify and flag GPT2, GPT3, GPT3.5, and even ChatGPT material. It will be interesting to see how well these two platforms perform in detecting 100% AI-generated content. OpenAI Text Classifier employs a different probability structure from other AI content detection tools. Apr 9, 2021 · Text classification is a very common problem that needs solving when dealing with text data. We’ve all seen and know how to use Encoder Transformer models li... Muzaffar Ismail - Feb 01, 2023. OpenAI, makers of the AI-driven Chat GPT, have released a new AI classifier that might be able to check if something has been written using Chat GPT. However, just like their own Chat GPT, they also included plenty of disclaimers saying that their AI classifier “is not fully reliable”... and they’re right.Feb 1, 2023 · classification system vs sentiment classification In conclusion, OpenAI has released a groundbreaking tool to detect AI-generated text, using a fine-tuned GPT model that predicts the likelihood of ... SetFit is outperforming GPT-3 in 7 out of 11 tasks, while being 1600x smaller. In this blog, you will learn how to use SetFit to create a text-classification model with only a 8 labeled samples per class, or 32 samples in total. You will also learn how to improve your model by using hyperparamter tuning. You will learn how to:Text classification is a very common problem that needs solving when dealing with text data. We’ve all seen and know how to use Encoder Transformer models li...GPT for Sheets and Docs is an AI writer for Google Sheets and Google Docs. It enables you to use ChatGPT directly in Google Sheets and Docs. It is built on top OpenAI ChatGPT and GPT-3 models. You can use it for all sorts of tasks on text: writing, editing, extracting, cleaning, translating, summarizing, outlining, explaining, etc If ChatGPT ...Explains a single param and returns its name, doc, and optional default value and user-supplied value in a string. explainParams() → str ¶. Returns the documentation of all params with their optionally default values and user-supplied values. extractParamMap(extra: Optional[ParamMap] = None) → ParamMap ¶. 10 min. The artificial intelligence research lab OpenAI on Tuesday launched the newest version of its language software, GPT-4, an advanced tool for analyzing images and mimicking human speech ...You need to use GPT2Model class to generate the sentence embeddings of the text. once you have the embeddings feed them to a Linear NN and softmax function to obtain the logits, below is a component for text classification using GPT2 I'm working on (still a work in progress, so I'm open to suggestions), it follows the logic I just described:Feb 1, 2023 · AI classifier for indicating AI-written text Topics detector openai gpt gpt-2 gpt-detector gpt-3 openai-api llm prompt-engineering chatgpt chatgpt-detector Jan 31, 2023 · OpenAI, the company behind DALL-E and ChatGPT, has released a free tool that it says is meant to “distinguish between text written by a human and text written by AIs.”. It warns the classifier ... GPT-4 incorporates an additional safety reward signal during RLHF training to reduce harmful outputs (as defined by our usage guidelines) by training the model to refuse requests for such content. The reward is provided by a GPT-4 zero-shot classifier judging safety boundaries and completion style on safety-related prompts.Aug 31, 2023 · Data augmentation is a widely employed technique to alleviate the problem of data scarcity. In this work, we propose a prompting-based approach to generate labelled training data for intent classification with off-the-shelf language models (LMs) such as GPT-3. An advantage of this method is that no task-specific LM-fine-tuning for data ... ChatGPT. ChatGPT, which stands for Chat Generative Pre-trained Transformer, is a large language model -based chatbot developed by OpenAI and launched on November 30, 2022, which enables users to refine and steer a conversation towards a desired length, format, style, level of detail, and language used. Successive prompts and replies, known as ...In GPT-3’s API, a ‘ prompt ‘ is a parameter that is provided to the API so that it is able to identify the context of the problem to be solved. Depending on how the prompt is written, the returned text will attempt to match the pattern accordingly. The below graph shows the accuracy of GPT-3 with prompt and without prompt in the models ...Feb 1, 2023 · AI Text Classifier from OpenAI is a GPT-3 and ChatGPT detector created for distinguishing between human-written and AI-generated text. According to OpenAI, the ChatGPT detector is a “fine-tuned GPT model that predicts how likely it is that a piece of text was generated by AI from a variety of sources, such as ChatGPT.”. Sep 5, 2023 · The gpt-4 model supports 8192 max input tokens and the gpt-4-32k model supports up to 32,768 tokens. GPT-3.5. GPT-3.5 models can understand and generate natural language or code. The most capable and cost effective model in the GPT-3.5 family is GPT-3.5 Turbo, which has been optimized for chat and works well for traditional completions tasks as ... Mar 29, 2023 · The following results therefore apply to 53 predictions made by both GPT-3.5-turbo and GPT-4. For predicting the category only, for example, “Coordination & Context” when the full category and sub-category is “Coordination & Context : Humanitarian Access” … Results for gpt-3.5-turbo_predicted_category_1, 53 predictions ... Mar 29, 2023 · The following results therefore apply to 53 predictions made by both GPT-3.5-turbo and GPT-4. For predicting the category only, for example, “Coordination & Context” when the full category and sub-category is “Coordination & Context : Humanitarian Access” … Results for gpt-3.5-turbo_predicted_category_1, 53 predictions ... Educator FAQ. Like the internet, ChatGPT is a powerful tool that can help educators and students if used thoughtfully. There are many ways to get there, and the education community is where the best answers will come from. To support educators on this journey, we are providing a few resources below, including links to introductory materials ...1. AI Text Classifier AI Text Classifer comes straight from the source: ChatGPT developer OpenAI. It seems a little awkward for ChatGPT to evaluate itself, but since it’s an AI, it probably...This tool is free too and produced quite similar results as GPTZero. 4. Originality AI. Originality AI is a popular AI text detector that claims to accurately detect text produced by GPT 3, GPT 3.5, and ChatGPT. It gives a percentage of the likelihood that the text was generated by humans or AI.Since custom versions of GPT-3 are tailored to your application, the prompt can be much shorter, reducing costs and improving latency. Whether text generation, summarization, classification, or any other natural language task GPT-3 is capable of performing, customizing GPT-3 will improve performance.Educator FAQ. Like the internet, ChatGPT is a powerful tool that can help educators and students if used thoughtfully. There are many ways to get there, and the education community is where the best answers will come from. To support educators on this journey, we are providing a few resources below, including links to introductory materials ...Muzaffar Ismail - Feb 01, 2023. OpenAI, makers of the AI-driven Chat GPT, have released a new AI classifier that might be able to check if something has been written using Chat GPT. However, just like their own Chat GPT, they also included plenty of disclaimers saying that their AI classifier “is not fully reliable”... and they’re right.Step 2: Deploy the backend as a Google Cloud Function. If you don’t have one already, create a Google Cloud account, then navigate to Cloud Functions. Click Create Function. Paste in your ...ChatGPT. ChatGPT, which stands for Chat Generative Pre-trained Transformer, is a large language model -based chatbot developed by OpenAI and launched on November 30, 2022, which enables users to refine and steer a conversation towards a desired length, format, style, level of detail, and language used. Successive prompts and replies, known as ... Feb 3, 2022 · The key difference between GPT-2 and BERT is that GPT-2 in its nature is a generative model while BERT isn’t. That’s why you can find a lot of tech blogs using BERT for text classification tasks and GPT-2 for text-generation tasks, but not much on using GPT-2 for text classification tasks. GPT-2 Output Detector is an online demo of a machine learning model designed to detect the authenticity of text inputs. It is based on the RoBERTa model developed by HuggingFace and OpenAI and is implemented using the 🤗/Transformers library. The demo allows users to enter text into a text box and receive a prediction of the text's authenticity, with probabilities displayed below. The model ...OpenAI has released an AI text classifier that attempts to detect whether input content was generated using artificial intelligence tools like ChatGPT. "The AI Text Classifier is a fine-tuned GPT ...As seen in the formulation above, we need to teach GPT-2 to pick the correct class when given the problem as a multiple-choice problem. The authors teach GPT-2 to do this by fine-tuning on a simple pre-training task called title prediction. 1. Gathering Data for Weak SupervisionAfter ensuring you have the right amount and structure for your dataset, and have uploaded the file, the next step is to create a fine-tuning job. Start your fine-tuning job using the OpenAI SDK: python. Copy . openai.FineTuningJob.create (training_file="file-abc123", model="gpt-3.5-turbo") The ChatGPT Classifier and GPT 2 Output Detector are AI-based tools that use advanced machine learning algorithms to classify AI-generated text. These tools can be used to accurately detect and analyze AI-generated content, which is crucial for ensuring the authenticity and reliability of written content.As a top-ranking AI-detection tool, Originality.ai can identify and flag GPT2, GPT3, GPT3.5, and even ChatGPT material. It will be interesting to see how well these two platforms perform in detecting 100% AI-generated content. OpenAI Text Classifier employs a different probability structure from other AI content detection tools.
Nov 9, 2020 · Size of word embeddings was increased to 12888 for GPT-3 from 1600 for GPT-2. Context window size was increased from 1024 for GPT-2 to 2048 tokens for GPT-3. Adam optimiser was used with β_1=0.9 ... . Haley reed nude
GPT-2 is a transformers model pretrained on a very large corpus of English data in a self-supervised fashion. This means it was pretrained on the raw texts only, with no humans labelling them in any way (which is why it can use lots of publicly available data) with an automatic process to generate inputs and labels from those texts.Explains a single param and returns its name, doc, and optional default value and user-supplied value in a string. explainParams() → str ¶. Returns the documentation of all params with their optionally default values and user-supplied values. extractParamMap(extra: Optional[ParamMap] = None) → ParamMap ¶.After ensuring you have the right amount and structure for your dataset, and have uploaded the file, the next step is to create a fine-tuning job. Start your fine-tuning job using the OpenAI SDK: python. Copy . openai.FineTuningJob.create (training_file="file-abc123", model="gpt-3.5-turbo") The GPT-n series show very promising results for few-shot NLP classification tasks and keep improving as their model size increases (GPT3–175B). However, those models require massive computational resources and they are sensitive to the choice of prompts for training.Although based on much smaller models than existing few-shot methods, SetFit performs on par or better than state of the art few-shot regimes on a variety of benchmarks. On RAFT, a few-shot classification benchmark, SetFit Roberta (using the all-roberta-large-v1 model) with 355 million parameters outperforms PET and GPT-3. It places just under ...In a press release, OpenAI said that the classifier identified 26 percent of AI-authored text as authentically human, and deemed 9 percent of text written by a human as AI-authored. In the first ...Path of transformer model - will load your own model from local disk. In this tutorial I will use gpt2 model. labels_ids - Dictionary of labels and their id - this will be used to convert string labels to numbers. n_labels - How many labels are we using in this dataset. This is used to decide size of classification head. GPT Neo model with a token classification head on top (a linear layer on top of the hidden-states output) e.g. for Named-Entity-Recognition (NER) tasks. This model inherits from PreTrainedModel. Check the superclass documentation for the generic methods the library implements for all its model (such as downloading or saving, resizing the input ...Some of the examples demonstrated here currently work only with our most capable model, gpt-4. If you don't yet have access to gpt-4 consider joining the waitlist. In general, if you find that a GPT model fails at a task and a more capable model is available, it's often worth trying again with the more capable model. Apr 9, 2021 · Text classification is a very common problem that needs solving when dealing with text data. We’ve all seen and know how to use Encoder Transformer models li... Viable helps companies better understand their customers by using GPT-3 to provide useful insights from customer feedback in easy-to-understand summaries. Using GPT-3, Viable identifies themes, emotions, and sentiment from surveys, help desk tickets, live chat logs, reviews, and more. It then pulls insights from this aggregated feedback and ...GPT-2 is not available through the OpenAI api, only GPT-3 and above so far. I would recommend accessing the model through the Huggingface Transformers library, and they have some documentation out there but it is sparse. There are some tutorials you can google and find, but they are a bit old, which is to be expected since the model came out ...1. AI Text Classifier AI Text Classifer comes straight from the source: ChatGPT developer OpenAI. It seems a little awkward for ChatGPT to evaluate itself, but since it’s an AI, it probably...GPT-4 incorporates an additional safety reward signal during RLHF training to reduce harmful outputs (as defined by our usage guidelines) by training the model to refuse requests for such content. The reward is provided by a GPT-4 zero-shot classifier judging safety boundaries and completion style on safety-related prompts.Amrit Burman. Image: AP. OpenAI, the company that created ChatGPT and DALL-E, has now released a free tool that can be used to "distinguish between text written by a human and text written by AIs." In a press release by OpenAI, the company mentioned that the tool named classifier is "not fully reliable" and "should not be used as a primary ....