Platypus2 13B

Instruction fine-tuned LLaMA2

The Platypus2 13B model is an auto-regressive language model that's designed to be efficient and powerful. It's based on the LLaMA2 transformer architecture and has been fine-tuned for instruction following. What makes it unique is its ability to perform well on tasks that require STEM and logic, thanks to its training on a specialized dataset. The model is relatively small in size, with 13 billion parameters, but it still packs a punch. It's also relatively fast, with the ability to process 4096 tokens at a time. The Platypus2 13B model is a great choice for tasks that require a balance of efficiency and performance. However, it's worth noting that like all language models, it's not perfect and may produce biased or inaccurate responses at times. It's always a good idea to test and fine-tune the model for your specific use case.

Garage BAInd cc-by-nc-sa-4.0 Updated 7 months ago

Table of Contents

Model Overview

Meet the Platypus2-13B model, a powerful tool for natural language processing tasks. This model is built on the LLaMA2-13B transformer architecture and has been fine-tuned for instructions.

The Platypus2-13B model can understand and respond to English language prompts, generate human-like text based on the input it receives, and perform well on various tasks, such as:

  • ARC (Abductive Reasoning Challenge)
  • HellaSwag (a benchmark for natural language inference)
  • MMLU (a test for mathematical reasoning)
  • TruthfulQA (a test for answering questions truthfully)

Capabilities

The Platypus2-13B model is an auto-regressive language model that’s great at understanding and generating human-like text. It’s based on the LLaMA2 transformer architecture and has been fine-tuned to perform well on various tasks.

Primary Tasks

  • Text Generation: The model can generate coherent and natural-sounding text based on a given prompt.
  • Conversational Dialogue: It can engage in conversations and respond to questions and statements.
  • Logic and Reasoning: The model has been trained on a dataset that includes STEM and logic-based tasks, making it capable of reasoning and solving problems.

Strengths

  • High Accuracy: The model has achieved high scores on various benchmarks, including ARC, HellaSwag, and MMLU.
  • Flexibility: It can be fine-tuned for specific tasks and applications.
  • Efficient: The model can run on a single A100 80GB GPU, making it relatively efficient compared to other models.

Performance

The Platypus2-13B model is a powerful language model that has shown remarkable performance in various tasks. Let’s dive into its speed, accuracy, and efficiency.

Speed

How fast can the model process information? With the ability to run on a single A100 80GB GPU, it can handle tasks with ease. For example, it can evaluate tasks like ARC, HellaSwag, and MMLU with a batch size of 1, making it suitable for applications that require quick processing.

Accuracy

But how accurate is the model? Let’s look at some numbers:

TaskAccuracy
ARC (25-shot)61.26
HellaSwag (10-shot)82.56
MMLU (5-shot)56.7
TruthfulQA (0-shot)44.86

As you can see, the model achieves high accuracy in various tasks, especially in HellaSwag, where it scores an impressive 82.56%.

Efficiency

Is the model efficient in its processing? With the ability to fine-tune using LoRA on a single A100 80GB GPU, it demonstrates efficient use of resources. Additionally, its performance on tasks like MMLU and TruthfulQA shows that it can handle complex tasks with ease.

Examples
The city is so crowded, it is difficult to find a parking spot. I wish I had a car that could just fly. That's a creative solution! Unfortunately, flying cars aren't a reality yet, but maybe one day we'll have more efficient and innovative transportation systems to reduce congestion.
A bat and a ball together cost $1.10. The bat costs $1.00 more than the ball. How much does the ball cost? Let's call the cost of the ball x. Since the bat costs $1.00 more than the ball, the cost of the bat is x + $1.00. The total cost of the bat and the ball together is $1.10, so we can set up the equation: x + (x + $1.00) = $1.10. Solving for x, we get x = $0.05. So the ball costs $0.05.
A snail is at the bottom of a 20-foot well. Each day, it climbs up 3 feet, but at night, it slips back 2 feet. How many days will it take for the snail to reach the top of the well? Let's break this down step by step. On the first day, the snail climbs 3 feet, so it's at 3 feet. At night, it slips back 2 feet, so it's at 1 foot. On the second day, it climbs 3 feet again, so it's at 4 feet. At night, it slips back 2 feet, so it's at 2 feet. We can see a pattern emerging. The snail is effectively moving up 1 foot per day. Since the well is 20 feet deep, it will take the snail 18 days to reach the top (20 - 2 = 18).

Limitations

The Platypus2-13B model is a powerful language model, but it’s not perfect. Let’s talk about some of its limitations.

Biased Responses

Like all language models, the model can produce biased or inaccurate responses to certain prompts. This is because the model is trained on a specific dataset and may not cover all scenarios or perspectives.

Limited Testing

The model has only been tested in English, and even then, it’s not possible to cover every single scenario. This means that the model’s potential outputs can’t be predicted in advance, and it may produce unexpected or objectionable responses.

Safety Concerns

Developers should be aware of these limitations and perform safety testing and tuning before deploying any applications of the model. This is especially important to ensure that the model is used responsibly and doesn’t cause harm.

Format

The Platypus2-13B model is an auto-regressive language model that uses the LLaMA2 transformer architecture. It’s designed to process and respond to instructions in English.

Input Format

To interact with the model, you’ll need to provide input in a specific format. The model expects a prompt that includes an instruction, like this:

### Instruction:\n\<prompt>

For example:

### Instruction:\nWhat is the capital of France?

Output Format

The model will respond with a text output that answers the instruction or question. You can expect the output to be in a similar format to the input prompt.

Supported Data Formats

The model is trained on a dataset that includes STEM and logic-based tasks. It’s designed to handle a variety of input formats, including:

  • Text sequences
  • Instructions
  • Questions

Special Requirements

To get the most out of the model, keep the following in mind:

  • The model is trained on English data, so it’s best suited for English language inputs.
  • The model may not perform well on tasks that require a lot of context or common sense.
  • As with any language model, there’s a risk of biased or inaccurate responses. Be sure to test and fine-tune the model for your specific use case.
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