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Aojun Zhou

40 accepted papers

2026

From Solver to Tutor: Evaluating the Pedagogical Intelligence of LLMs with KMP-Bench

AAAI 2026technical

Large Language Models (LLMs) show significant potential in AI mathematical tutoring, yet current evaluations often rely on simplistic metrics or narrow pedagogical scenarios, failing to assess comprehensive, multi-turn teaching effectiveness. In this paper, we introduce KMP-Bench, a comprehensive K-

Cited by 0SourcePDFScholar
2025

Adaptive Markup Language Generation for Contextually-Grounded Visual Document Understanding

CVPR 2025poster

Visual Document Understanding has become essential with the increase of text-rich visual content. This field poses significant challenges due to the need for effective integration of visual perception and textual comprehension, particularly across diverse document types with complex layouts. Moreove…

2025

Alignment with Fill-In-the-Middle for Enhancing Code Generation

EMNLP 2025

The code generation capabilities of Large Language Models (LLMs) have advanced applications like tool invocation and problem-solving. However, improving performance in code-related tasks remains challenging due to limited training data that is verifiable with accurate test cases. While Direct Prefer

2025

BlueLM-V-3B: Algorithm and System Co-Design for Multimodal Large Language Models on Mobile Devices

CVPR 2025poster

The emergence and growing popularity of multimodal large language models (MLLMs) have significant potential to enhance various aspects of daily life, from improving communication to facilitating learning and problem-solving. Mobile phones, as essential daily companions, represent the most effective…

2025

Chimera: Improving Generalist Model with Domain-Specific Experts

ICCV 2025poster

Large Multi-modal Models (LMMs), trained on web-scale datasets predominantly composed of natural images, have demonstrated remarkable performance on general tasks. However, these models often exhibit limited specialized capabilities for domain-specific tasks that require extensive domain prior knowl…

Cited by 0SourcePDFScholar
2025

GenieBlue: Integrating both Linguistic and Multimodal Capabilities for Large Language Models on Mobile Devices

ICCV 2025poster

Recent advancements in Multimodal Large Language Models (MLLMs) have enabled their deployment on mobile devices. However, challenges persist in maintaining strong language capabilities and ensuring hardware compatibility, both of which are crucial for user experience and practical deployment efficie…

2025

LM-Searcher: Cross-domain Neural Architecture Search with LLMs via Unified Numerical Encoding

EMNLP 2025

Recent progress in Large Language Models (LLMs) has opened new avenues for solving complex optimization problems, including Neural Architecture Search (NAS). However, existing LLM-driven NAS approaches rely heavily on prompt engineering and domain-specific tuning, limiting their practicality and sca

2025

MAVIS: Mathematical Visual Instruction Tuning with an Automatic Data Engine

ICLR 2025poster

Multi-modal Large Language Models (MLLMs) have recently showcased superior proficiency in general visual scenarios. However, we identify their mathematical capabilities remain under-explored with three areas to be improved: visual encoding of math diagrams, diagram-language alignment, and chain-of-t…

2025

MINT-CoT: Enabling Interleaved Visual Tokens in Mathematical Chain-of-Thought Reasoning

NeurIPS 2025poster

Chain-of-Thought (CoT) has widely enhanced mathematical reasoning in Large Language Models (LLMs), but it still remains challenging for extending it to multimodal domains. Existing works either adopt a similar textual reasoning for image input, or seek to interleave visual signals into mathematical…

Cited by 0SourcecodeScholar
2025

MathCoder-VL: Bridging Vision and Code for Enhanced Multimodal Mathematical Reasoning

ACL 2025finding

Natural language image-caption datasets, widely used for training Large Multimodal Models, mainly focus on natural scenarios and overlook the intricate details of mathematical figures that are critical for problem-solving, hindering the advancement of current LMMs in multimodal mathematical reasonin…

2025

MathCoder2: Better Math Reasoning from Continued Pretraining on Model-translated Mathematical Code

ICLR 2025spotlight

Code has been shown to be effective in enhancing the mathematical reasoning abilities of large language models due to its precision and accuracy. Previous works involving continued mathematical pretraining often include code that utilizes math-related packages, which are primarily designed for fiel…

2025

Probability-Consistent Preference Optimization for Enhanced LLM Reasoning

ACL 2025finding

Recent advances in preference optimization have demonstrated significant potential for improving mathematical reasoning capabilities in large language models (LLMs). While current approaches leverage high-quality pairwise preference data through outcome-based criteria like answer correctness or cons…

2025

ReflectionCoder: Learning from Reflection Sequence for Enhanced One-off Code Generation

ACL 2025long

Code generation plays a crucial role in various tasks, such as code auto-completion and mathematical reasoning. Previous work has proposed numerous methods to enhance code generation performance, including integrating feedback from the compiler. Inspired by this, we present ReflectionCoder, a novel…

2025

ThinK: Thinner Key Cache by Query-Driven Pruning

ICLR 2025spotlight

Large Language Models (LLMs) have revolutionized the field of natural language processing, achieving unprecedented performance across a variety of applications. However, their increased computational and memory demands present significant challenges, especially when handling long sequences. This pa…

2025

UI-Genie: A Self-Improving Approach for Iteratively Boosting MLLM-based Mobile GUI Agents

NeurIPS 2025poster

In this paper, we introduce UI-Genie, a self-improving framework addressing two key challenges in GUI agents: verification of trajectory outcome is challenging and high-quality training data are not scalable. These challenges are addressed by a reward model and a self-improving pipeline, respectivel…

Cited by 0SourcecodeScholar
2025

WebGen-Bench: Evaluating LLMs on Generating Interactive and Functional Websites from Scratch

NeurIPS 2025oral

LLM‑based agents have demonstrated great potential in generating and managing code within complex codebases. In this paper, we introduce WebGen-Bench, a novel benchmark designed to measure an LLM-based agent's ability to create multi-file website codebases from scratch. It contains diverse instructi…

Cited by 0SourcecodeScholar
2024

LLaMA-Adapter: Efficient Fine-tuning of Large Language Models with Zero-initialized Attention

ICLR 2024poster

With the rising tide of large language models (LLMs), there has been a growing interest in developing general-purpose instruction-following models, e.g., ChatGPT. To this end, we present LLaMA-Adapter, a lightweight adaption method for efficient instruction tuning of LLaMA. Using 52K self-instruct d…

2024

Large Language Models Augmented Rating Prediction in Recommender System

ICASSP 2024accepted

Recently, large language models (LLMs) have demonstrated impressive capabilities and gained widespread applications. However, their direct application to recommendation tasks (e.g., rating prediction task) often falls short of optimal results due to a lack of understanding of collaborative informati…

Cited by 0SourceScholar
2024

MathCoder: Seamless Code Integration in LLMs for Enhanced Mathematical Reasoning

ICLR 2024poster

The recently released GPT-4 Code Interpreter has demonstrated remarkable proficiency in solving challenging math problems, primarily attributed to its ability to seamlessly reason with natural language, generate code, execute code, and continue reasoning based on the execution output. In this paper,…

2024

MathGenie: Generating Synthetic Data with Question Back-translation for Enhancing Mathematical Reasoning of LLMs

ACL 2024long

Large language models (LLMs) have exhibited great potential in mathematical reasoning. However, there remains a performance gap in this area between existing open-source models and closed-source models such as GPT-4. In this paper, we introduce MathGenie, a novel method for generating diverse and re…

2024

MathVerse: Does Your Multi-modal LLM Truly See the Diagrams in Visual Math Problems?

ECCV 2024poster

"The remarkable progress of Multi-modal Large Language Models (MLLMs) has gained unparalleled attention. However, their capabilities in visual math problem-solving remain insufficiently evaluated and understood. We investigate current benchmarks to incorporate excessive visual content within textual…

2024

Measuring Multimodal Mathematical Reasoning with MATH-Vision Dataset

NeurIPS 2024poster

Recent advancements in Large Multimodal Models (LMMs) have shown promising results in mathematical reasoning within visual contexts, with models exceeding human-level performance on existing benchmarks such as MathVista. However, we observe significant limitations in the diversity of questions and b…

Cited by 113SourcePDFScholar
2024

Not All Experts are Equal: Efficient Expert Pruning and Skipping for Mixture-of-Experts Large Language Models

ACL 2024long

A pivotal advancement in the progress of large language models (LLMs) is the emergence of the Mixture-of-Experts (MoE) LLMs. Compared to traditional LLMs, MoE LLMs can achieve higher performance with fewer active parameters, but it is still hard to deploy them due to their immense parameter sizes. D…

2024

SPP: Sparsity-Preserved Parameter-Efficient Fine-Tuning for Large Language Models

ICML 2024poster

Large Language Models (LLMs) have become pivotal in advancing the field of artificial intelligence, yet their immense sizes pose significant challenges for both fine-tuning and deployment. Current post-training pruning methods, while reducing the sizes of LLMs, often fail to maintain their original…

2024

Solving Challenging Math Word Problems Using GPT-4 Code Interpreter with Code-based Self-Verification

ICLR 2024poster

Recent progress in large language models (LLMs) like GPT-4 and PaLM-2 has brought significant advancements in addressing math reasoning problems. In particular, OpenAI's latest version of GPT-4, known as GPT-4 Code Interpreter, shows remarkable performance on challenging math datasets. In this paper…

Cited by 153SourcePDFScholar
2023

Not All Features Matter: Enhancing Few-shot CLIP with Adaptive Prior Refinement

ICCV 2023poster

The popularity of Contrastive Language-Image Pre-training (CLIP) has propelled its application to diverse downstream vision tasks. To improve its capacity on downstream tasks, few-shot learning has become a widely-adopted technique. However, existing methods either exhibit limited performance or suf…

Cited by 89PDFcodeScholar
2023

SparseMAE: Sparse Training Meets Masked Autoencoders

ICCV 2023poster

Masked Autoencoders (MAE) and its variants have proven to be effective for pretraining large-scale Vision Transformers (ViTs). However, small-scale models do not benefit from the pretraining mechanisms due to limited capacity. Sparse training is a method of transferring representations from large mo…

Cited by 5PDFcodeScholar
2022

Group R-CNN for Weakly Semi-Supervised Object Detection With Points

CVPR 2022poster

We study the problem of weakly semi-supervised object detection with points (WSSOD-P), where the training data is combined by a small set of fully annotated images with bounding boxes and a large set of weakly-labeled images with only a single point annotated for each instance. The core of this task…

Cited by 55PDFcodeScholar
2021

Differentiable Dynamic Wirings for Neural Networks

ICCV 2021poster

A standard practice of deploying deep neural networks is to apply the same architecture to all the input instances. However, a fixed architecture may not be suitable for different data with high diversity. To boost the model capacity, existing methods usually employ larger convolutional kernels or d…

Cited by 6PDFScholar
2021

DominoSearch: Find layer-wise fine-grained N:M sparse schemes from dense neural networks

NeurIPS 2021poster

Neural pruning is a widely-used compression technique for Deep Neural Networks (DNNs). Recent innovations in Hardware Architectures (e.g. Nvidia Ampere Sparse Tensor Core) and N:M fine-grained Sparse Neural Network algorithms (i.e. every M-weights contains N non-zero values) reveal a promising resea…

2021

Group Fisher Pruning for Practical Network Compression

ICML 2021spotlight

Network compression has been widely studied since it is able to reduce the memory and computation cost during inference. However, previous methods seldom deal with complicated structures like residual connections, group/depth-wise convolution and feature pyramid network, where channels of multiple l…

2021

Incorporating Convolution Designs Into Visual Transformers

ICCV 2021poster

Motivated by the success of Transformers in natural language processing (NLP) tasks, there exist some attempts (e.g., ViT and DeiT) to apply Transformers to the vision domain. However, pure Transformer architectures often require a large amount of training data or extra supervision to obtain compara…

Cited by 659PDFcodeScholar
2021

Learning N:M Fine-grained Structured Sparse Neural Networks From Scratch

ICLR 2021poster

Sparsity in Deep Neural Networks (DNNs) has been widely studied to compress and accelerate the models on resource-constrained environments. It can be generally categorized into unstructured fine-grained sparsity that zeroes out multiple individual weights distributed across the neural network, and s…

2019

Adversarial Robustness vs. Model Compression, or Both?

ICCV 2019poster

It is well known that deep neural networks (DNNs) are vulnerable to adversarial attacks, which are implemented by adding crafted perturbations onto benign examples. Min-max robust optimization based adversarial training can provide a notion of security against adversarial attacks. However, adversari…

Cited by 181PDFcodeScholar
2018

Explicit Loss-Error-Aware Quantization for Low-Bit Deep Neural Networks

CVPR 2018poster

Benefiting from tens of millions of hierarchically stacked learnable parameters, Deep Neural Networks (DNNs) have demonstrated overwhelming accuracy on a variety of artificial intelligence tasks. However reversely, the large size of DNN models lays a heavy burden on storage, computation and power co…

Cited by 109SourcePDFScholar
2017

Incremental Network Quantization: Towards Lossless CNNs with Low-precision Weights

ICLR 2017poster

This paper presents incremental network quantization (INQ), a novel method, targeting to efficiently convert any pre-trained full-precision convolutional neural network (CNN) model into a low-precision version whose weights are constrained to be either powers of two or zero. Unlike existing methods…

Cited by 1390SourcecodeScholar