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Ranchi Zhao

5 accepted papers

2026

MiniCPM-V 4.5: Cooking Efficient MLLMs via Architecture, Data, and Training Recipe

CVPR 2026

Multimodal Large Language Models (MLLMs) are undergoing rapid progress and represent the frontier of AI development. However, their training and inference efficiency have emerged as a core bottleneck in making MLLMs more accessible and scalable. To address the challenges, we present MiniCPM-V 4.5, a

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2024

Beyond Imitation: Leveraging Fine-grained Quality Signals for Alignment

ICLR 2024poster

Alignment with human preference is a desired property of large language models (LLMs). Currently, the main alignment approach is based on reinforcement learning from human feedback (RLHF). Despite the effectiveness of RLHF, it is intricate to implement and train, thus recent studies explore how to d…

2024

DecorateLM: Data Engineering through Corpus Rating, Tagging, and Editing with Language Models

EMNLP 2024main

The performance of Large Language Models (LLMs) is substantially influenced by the pretraining corpus, which consists of vast quantities of unsupervised data processed by the models. Despite its critical role in model performance, ensuring the quality of this data is challenging due to its sheer vol…

2024

LLMBox: A Comprehensive Library for Large Language Models

ACL 2024system demonstrations

To facilitate the research on large language models (LLMs), this paper presents a comprehensive and unified library, LLMBox, to ease the development, use, and evaluation of LLMs. This library is featured with three main merits: (1) a unified data interface that supports the flexible implementation o…

2024

UltraEval: A Lightweight Platform for Flexible and Comprehensive Evaluation for LLMs

ACL 2024system demonstrations

Evaluation is pivotal for honing Large Language Models (LLMs), pinpointing their capabilities and guiding enhancements. The rapid development of LLMs calls for a lightweight and easy-to-use framework for swift evaluation deployment. However, due to the various implementation details to consider, dev…