zebra-kb

zebra-kb

sapienzanlp

ZEBRA: A retrieval-augmented framework for zero-shot commonsense QA, using example-based knowledge generation for enhanced reasoning.

PropertyValue
Base Modelintfloat/e5-base-v2
LicenseCreative Commons
PaperarXiv:2410.05077
LanguageEnglish

What is zebra-kb?

ZEBRA-KB is a knowledge base component of the ZEBRA framework, designed for zero-shot example-based retrieval augmentation in commonsense question answering. It serves as a crucial resource for retrieving relevant question-knowledge pairs that help enhance the reasoning capabilities of language models.

Implementation Details

The knowledge base is built on the e5-base-v2 architecture and implements a three-stage pipeline: example retrieval, knowledge generation, and informed reasoning. This implementation allows for seamless integration with various language models for enhanced question-answering capabilities.

  • Retrieval-based architecture for accessing relevant examples
  • Integration with popular LLMs including Meta-Llama-3-8B-Instruct and Phi3
  • Support for multiple commonsense QA datasets

Core Capabilities

  • Zero-shot example retrieval for question-answering tasks
  • Knowledge generation based on retrieved examples
  • Performance improvement across multiple benchmark datasets
  • Support for complex commonsense reasoning tasks

Frequently Asked Questions

Q: What makes this model unique?

ZEBRA-KB's uniqueness lies in its ability to enhance LLM performance through example-based retrieval without requiring fine-tuning. It has demonstrated significant improvements across various commonsense QA benchmarks, with accuracy improvements of up to 4.6 percentage points.

Q: What are the recommended use cases?

The model is specifically designed for commonsense question answering tasks and can be effectively used in scenarios requiring complex reasoning, such as CSQA, ARC-C, PIQA, and similar benchmarks. It's particularly valuable when integrated with larger language models for enhanced performance.

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