Challenge: Large Language Models (LLMs) are increasingly adopted across real-world applications . traditional evaluations rely on expensive, domain-specific ground-truth labels . obtaining labeled data is expensive, time-consuming, and often requires domain expertise .
Approach: They propose a ground-truth-free evaluation framework focused on reasoning consistency and instruction following.
Outcome: The proposed framework outperforms existing label-free methods, including majority voting, triplet ranking, and peer-review approaches.

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Ranking Large Language Models without Ground Truth (2024.findings-acl)

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Challenge: Evaluation and ranking of large language models has become a problem with the proliferation of these models and their impact.
Approach: They propose to rank large language models without access to ground truth or reference responses . they propose to use triplets of models to evaluate the other two, correctly identifying the worst model in the triplet with high probability.
Outcome: The proposed method reliably recovers true rankings without reference data on generative tasks.
RankPrompt: Step-by-Step Comparisons Make Language Models Better Reasoners (2024.lrec-main)

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Challenge: Existing solutions to reasoning tasks require extensive human annotations or fail in scenarios with inconsistent responses.
Approach: They propose a new method that enables LLMs to self-rank their responses without additional resources.
Outcome: The proposed method improves reasoning performance of ChatGPT and GPT-4 with 13% improvement over existing methods.
Leveraging Large Language Models for NLG Evaluation: Advances and Challenges (2024.emnlp-main)

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Challenge: introducing Large Language Models (LLMs) has opened new avenues for assessing generated content quality, e.g., coherence, creativity, and context relevance.
Approach: They propose a taxonomy for organizing existing LLM-based evaluation metrics and a structured framework to understand and compare them.
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ZhuJiu-Knowledge: A Fairer Platform for Evaluating Multiple Knowledge Types in Large Language Models (2024.naacl-demo)

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Challenge: evaluating the knowledge of large language models (LLMs) is crucial, and rapid advancement in large language modeling has heightened the importance of model evaluations.
Approach: They propose a fairer benchmark for evaluating multiple knowledge types of LLMs by focusing on commonsense knowledge, world knowledge, and language knowledge.
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Assessing LLM Reasoning Steps via Principal Knowledge Grounding (2025.findings-emnlp)

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Challenge: Step-by-step reasoning has become a standard approach for large language models to tackle complex tasks.
Approach: They propose a framework that assesses the knowledge grounding of intermediate reasoning by using a large-scale repository of atomic knowledge essential for reasoning.
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How Well Do Large Language Models Truly Ground? (2024.naacl-long)

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Challenge: Existing research defines “grounding” as having the correct answer, which does not ensure the reliability of the entire response.
Approach: They propose a stricter definition of grounding: fully utilizes the necessary knowledge from the provided context and stays within the limits of that knowledge.
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DIVKNOWQA: Assessing the Reasoning Ability of LLMs via Open-Domain Question Answering over Knowledge Base and Text (2024.findings-naacl)

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Challenge: Retrievalaugmented LLMs have been used to ground LLM in external knowledge . a gap exists in the current landscape regarding the effectiveness of grounding LLM on heterogeneous knowledge sources.
Approach: They propose a model that uses symbolic language to generate symbolic queries . they use a dataset that is generated using predefined reasoning chains and human annotation .
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Evaluating the Performance of Large Language Models via Debates (2025.findings-naacl)

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Challenge: Large Language Models (LLMs) are evolving and impacting various fields . current methods for evaluation are based on fixed, domain-specific questions or rely on human input, making them unscalable.
Approach: They propose a benchmarking framework based on debates between LLMs, judged by another LLM.
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Semantic-Eval : A Semantic Comprehension Evaluation Framework for Large Language Models Generation without Training (2025.acl-long)

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Challenge: Large language models (LLMs) have emerged as key drivers of progress in the field of natural language processing.
Approach: They propose a framework that assesses LLM-generated text based on semantic understanding.
Outcome: The proposed framework surpasses traditional evaluation metrics and lags behind GPT-4.
LogicBench: Towards Systematic Evaluation of Logical Reasoning Ability of Large Language Models (2024.acl-long)

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Challenge: Existing work investigating the logical reasoning ability of large language models has focused only on a couple of inference rules of propositional and first-order logics.
Approach: They propose to use a natural language question-answering dataset to evaluate the logical reasoning ability of large language models.
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