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When dropping parameters in models, curating the training data becomes crucial due to limited data per parameter. It is essential to demonstrate how science should be done openly by providing transparency and enabling exploration of model behavior.
GPT For All offers an ecosystem of models that are compressing and collecting industry-created open source models, making them accessible to users who may lack technical skills or computational resources. It provides an easy-to-use launcher to run models and access open source language capabilities.
As the use cases for models become clearer, there will likely be a shift towards using more domain-specific models rather than relying solely on large, generalist models like GPT. This specialization allows for more efficient and cost-effective solutions for specific tasks, catering to individual needs.
One of the main challenges in training language models is ensuring that the dataset is of high quality. This involves addressing issues such as short responses and imbalanced topic representation. By training models on datasets with concise answers, the models tend to generate short responses. It is essential to modify the dataset to remove such instances. Additionally, deduplication and semantic coverage of the dataset play a critical role. Having a wide variety of topics with roughly equal concentrations avoids the model becoming biased towards specific topics. Tools like Atlas can help identify problematic data instances and improve dataset quality.
To gain insights into model representations, the team at NOMIC uses GPT for All models to summarize and label different concepts present in the data. This approach creates a visual representation of the data similar to Google Maps, allowing easy identification of high-level ideas and emerging categories. Furthermore, the research focuses on how the mixture of data in the training set affects the model's capabilities. By comparing representations of models trained on different datasets, they uncover the semantic diffusion effect, where removing data related to one concept influences the representations of other related concepts. Evaluating models' behavior in various contexts is crucial for understanding their associations and optimizing their performance.
On this episode, we’re joined by Brandon Duderstadt, Co-Founder and CEO of Nomic AI. Both of Nomic AI’s products, Atlas and GPT4All, aim to improve the explainability and accessibility of AI.
We discuss:
- (0:55) What GPT4All is and its value proposition.
- (6:56) The advantages of using smaller LLMs for specific tasks.
- (9:42) Brandon’s thoughts on the cost of training LLMs.
- (10:50) Details about the current state of fine-tuning LLMs.
- (12:20) What quantization is and what it does.
- (21:16) What Atlas is and what it allows you to do.
- (27:30) Training code models versus language models.
- (32:19) Details around evaluating different models.
- (38:34) The opportunity for smaller companies to build open-source models.
- (42:00) Prompt chaining versus fine-tuning models.
Resources mentioned:
Brandon Duderstadt - https://www.linkedin.com/in/brandon-duderstadt-a3269112a/
Nomic AI - https://www.linkedin.com/company/nomic-ai/
Nomic AI Website - https://home.nomic.ai/
Thanks for listening to the Gradient Dissent podcast, brought to you by Weights & Biases. If you enjoyed this episode, please leave a review to help get the word out about the show. And be sure to subscribe so you never miss another insightful conversation.
#OCR #DeepLearning #AI #Modeling #ML
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