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Tianming Liu

16 accepted papers

2026

Beyond Adapter Retrieval: Latent Geometry-Preserving Composition via Sparse Task Projection

AAAI 2026technical

Recent advances in parameter-efficient transfer learning have demonstrated the utility of composing LoRA adapters from libraries of pretrained modules. However, most existing approaches rely on simple retrieval heuristics or uniform averaging, which overlook the latent structure of task relationshi

Cited by 0SourcePDFScholar
2026

DCMM-Transformer: Degree-Corrected Mixed-Membership Attention for Medical Imaging

AAAI 2026technical

Medical images exhibit latent anatomical groupings, such as organs, tissues, and pathological regions, that standard Vision Transformers (ViTs) fail to exploit. While recent work like SBM-Transformer attempts to incorporate such structures through stochastic binary masking, they suffer from non-diff

Cited by 0SourcePDFScholar
2025

ECHOPulse: ECG Controlled Echocardio-gram Video Generation

ICLR 2025poster

Echocardiography (ECHO) is essential for cardiac assessments, but its video quality and interpretation heavily relies on manual expertise, leading to inconsistent results from clinical and portable devices. ECHO video generation offers a solution by improving automated monitoring through synthetic d…

Cited by 5SourcePDFScholar
2025

HARP: Human-Assisted Regrouping With Permutation Invariant Critic for Multi-Agent Reinforcement Learning

ICRA 2025

Human-in-the-loop reinforcement learning integrates human expertise to accelerate agent learning and provide critical guidance and feedback in complex fields. However, many existing approaches focus on single-agent tasks and require continuous human involvement during the training process, significa

Cited by 1SourcecodeScholar
2025

HELENE: Hessian Layer-wise Clipping and Gradient Annealing for Accelerating Fine-tuning LLM with Zeroth-order Optimization

EMNLP 2025

Fine-tuning large language models (LLMs) faces significant memory challenges due to the high cost of back-propagation. MeZO addresses this using zeroth-order (ZO) optimization, matching memory usage to inference but suffering from slow convergence due to varying curvatures across model parameters. T

Cited by 0SourcePDFScholar
2025

Memory Injection Attacks on LLM Agents via Query-Only Interaction

NeurIPS 2025poster

Agents powered by large language models (LLMs) have demonstrated strong capabilities in a wide range of complex, real-world applications. However, LLM agents with a compromised memory bank may easily produce harmful outputs when the past records retrieved for demonstration are malicious. In this pap…

Cited by 0SourceScholar
2024

Eye-gaze Guided Multi-modal Alignment for Medical Representation Learning

NeurIPS 2024poster

In the medical multi-modal frameworks, the alignment of cross-modality features presents a significant challenge. However, existing works have learned features that are implicitly aligned from the data, without considering the explicit relationships in the medical context. This data-reliance may lea…

2024

Position: TrustLLM: Trustworthiness in Large Language Models

ICML 2024poster

Large language models (LLMs) have gained considerable attention for their excellent natural language processing capabilities. Nonetheless, these LLMs present many challenges, particularly in the realm of trustworthiness. This paper introduces TrustLLM, a comprehensive study of trustworthiness in LLM…

Cited by 95SourcePDFScholar
2024

Real-time Core-Periphery Guided ViT with Smart Data Layout Selection on Mobile Devices

NeurIPS 2024poster

Mobile devices have become essential enablers for AI applications, particularly in scenarios that require real-time performance. Vision Transformer (ViT) has become a fundamental cornerstone in this regard due to its high accuracy. Recent efforts have been dedicated to developing various transformer…

Cited by 0SourcePDFScholar
2023

CDA: A Contrastive Data Augmentation Method for Alzheimer’s Disease Detection

ACL 2023findings

Alzheimer’s Disease (AD) is a neurodegenerative disorder that significantly impacts a patient’s ability to communicate and organize language. Traditional methods for detecting AD, such as physical screening or neurological testing, can be challenging and time-consuming. Recent research has explored…

Cited by 9SourcePDFScholar
2023

Coupling Artificial Neurons in BERT and Biological Neurons in the Human Brain

AAAI 2023technical

Linking computational natural language processing (NLP) models and neural responses to language in the human brain on the one hand facilitates the effort towards disentangling the neural representations underpinning language perception, on the other hand provides neurolinguistics evidence to evaluat…

2023

Fine-grained Artificial Neurons in Audio-transformers for Disentangling Neural Auditory Encoding

ACL 2023findings

The Wav2Vec and its variants have achieved unprecedented success in computational auditory and speech processing. Meanwhile, neural encoding studies that integrate the superb representation capability of Wav2Vec and link those representations to brain activities have provided novel insights into a f…

2022

AgriBERT: Knowledge-Infused Agricultural Language Models for Matching Food and Nutrition

IJCAI 2022poster

Pretraining domain-specific language models remains an important challenge which limits their applicability in various areas such as agriculture. This paper investigates the effectiveness of leveraging food related text corpora (e.g., food and agricultural literature) in pretraining transformer-base…

2015

Learning Coarse-to-Fine Sparselets for Efficient Object Detection and Scene Classification

CVPR 2015poster

Part model-based methods have been successfully applied to object detection and scene classification and have achieved state-of-the-art results. More recently the "sparselets" work [1-3] were introduced to serve as a universal set of shared basis learned from a large number of part detectors, result…

Cited by 75SourcePDFScholar
2015

Predicting Eye Fixations Using Convolutional Neural Networks

CVPR 2015poster

It is believed that eye movements in free-viewing of natural scenes are directed by both bottom-up visual saliency and top-down visual factors. In this paper, we propose a novel computational framework to simultaneously learn these two types of visual features from raw image data using a multiresolu…