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Honghai LIU

20 accepted papers

2026

HKAFER: Achieve Visual Parameter-Efficient Fine-Tuning via Heterogeneous Kronecker Adaptation for Facial Expression Recognition

AAAI 2026technical

Facial Expression Recognition (FER) seeks to classify affective states from facial images, which remains a challenging problem due to variations in real-world conditions. FER task becomes particularly complex when handling unconstrained environments characterized by partial occlusions, different hea

Cited by 0SourcePDFScholar
2026

LaDy: Lagrangian-Dynamic Informed Network for Skeleton-based Action Segmentation via Spatial-Temporal Modulation

CVPR 2026

Skeleton-based Temporal Action Segmentation (STAS) aims to densely parse untrimmed skeletal sequences into frame-level action categories. However, existing methods, while proficient at capturing spatio-temporal kinematics, neglect the underlying physical dynamics that govern human motion. This overs

Cited by 0SourcecodeScholar
2026

Spectral Scalpel: Amplifying Adjacent Action Discrepancy via Frequency-Selective Filtering for Skeleton-Based Action Segmentation

CVPR 2026

Skeleton-based Temporal Action Segmentation (STAS) seeks to densely segment and classify diverse actions within long, untrimmed skeletal motion sequences. However, existing STAS methodologies face challenges of limited inter-class discriminability and blurred segmentation boundaries, primarily due t

Cited by 0SourcecodeScholar
2025

BrainECHO: Semantic Brain Signal Decoding through Vector-Quantized Spectrogram Reconstruction for Whisper-Enhanced Text Generation

ACL 2025finding

Current EEG/MEG-to-text decoding systems suffer from three key limitations: (1) reliance on teacher-forcing methods, which compromises robustness during inference, (2) sensitivity to session-specific noise, hindering generalization across subjects, and (3) misalignment between brain signals and ling…

Cited by 0SourcePDFScholar
2025

InstructHOI: Context-Aware Instruction for Multi-Modal Reasoning in Human-Object Interaction Detection

NeurIPS 2025spotlight

Recently, Large Foundation Models (LFMs), e.g., CLIP and GPT, have significantly advanced the Human-Object Interaction (HOI) detection, due to their superior generalization and transferability. Prior HOI detectors typically employ single- or multi-modal prompts to generate discriminative representat…

Cited by 0SourceScholar
2025

Neural Parameter Search for Slimmer Fine-Tuned Models and Better Transfer

ACL 2025long

Foundation models and their checkpoints have significantly advanced deep learning, boosting performance across various applications. However, fine-tuned models often struggle outside their specific domains and exhibit considerable redundancy. Recent studies suggest that combining a pruned fine-tuned…

Cited by 0SourcePDFScholar
2025

Reflection on Knowledge Graph for Large Language Models Reasoning

ACL 2025finding

Recent research shows that supplementing Large Language Models (LLMs) with knowledge graphs can enhance their performance. However, existing methods often introduce noise in the retrieval and reasoning pipeline, hindering LLMs’ ability to effectively integrate external knowledge for complex multi-ho…

2025

Speed Up Your Code: Progressive Code Acceleration Through Bidirectional Tree Editing

ACL 2025long

Large language models (LLMs) have made significant strides in code acceleration (CA) tasks. Current works typically fine-tune LLMs using slow-fast code pairs mined from online programming platforms. Although these methods are widely recognized for their effectiveness, the training data often lack cl…

Cited by 0SourcePDFScholar
2024

BNMTrans: A Brain Network Sequence-Driven Manifold-Based Transformer for Cognitive Impairment Detection Using EEG

ICASSP 2024accepted

Identifying mild cognitive impairment (MCI) is vital for Alzheimer’s disease prevention. As neurodegenerative diseases progress, synchronous activity in electroencephalography (EEG) - indicating functional connectivity - changes due to neural system deterioration. Thus, developing geometric learning…

Cited by 0SourceScholar
2024

Discovering Syntactic Interaction Clues for Human-Object Interaction Detection

CVPR 2024poster

Recently Vision-Language Model (VLM) has greatly advanced the Human-Object Interaction (HOI) detection. The existing VLM-based HOI detectors typically adopt a hand-crafted template (e.g. a photo of a person [action] a/an [object]) to acquire text knowledge through the VLM text encoder. However such…

Cited by 5SourcePDFScholar
2024

EmoTVR: A Hybrid Model to Estimate Continuous-Time and Continuous-Level Emotion from Electroencephalography

ICASSP 2024accepted

Emotion recognition from electroencephalography (EEG) has attracted widespread interest, but few studies have considered estimating the highly dynamic trajectories of emotion in a relatively long period, such as video watching. To address this problem, we first recruit participants to assign continu…

Cited by 3SourceScholar
2024

Exploiting Multi-Modal Synergies for Enhancing 3D Multi-Object Tracking

RA-L 2024

3D Multi-Object Tracking (MOT) aims to establish and maintain consistent object trajectories in continuously dynamic environments. At present, the tracking-by-detection has emerged as a dominant paradigm for 3D MOT, due to its simplicity and efficiency. However, this paradigm depends heavily on the

Cited by 5SourceScholar
2024

Exploring Self- and Cross-Triplet Correlations for Human-Object Interaction Detection

AAAI 2024technical

Human-Object Interaction (HOI) detection plays a vital role in scene understanding, which aims to predict the HOI triplet in the form of . Existing methods mainly extract multi-modal features (e.g., appearance, object semantics, human pose) and then fuse them together to directly predict HOI triplet…

Cited by 5SourcePDFScholar
2024

Fusing Multi-Level Features from Audio and Contextual Sentence Embedding from Text for Interview-Based Depression Detection

ICASSP 2024accepted

Automatic depression detection based on audio and text representations from participants’ interviews has attracted widespread attention. However, most of previous researches only used one type of feature of one single modality for depression detection, so that the rich information of audio and text…

Cited by 0SourceScholar
2024

GroupTrack: Multi-Object Tracking by Using Group Motion Patterns

IROS 2024poster

The main challenge of Multi-Object Tracking (MOT) lies in maintaining a distinctive identity for each target in dense crowds or occluded scenarios. Although the existing methods have achieved significantly progress by using robust object detectors or complex association strategies, they cannot effec…

Cited by 0SourceScholar
2024

Language-Assisted Skeleton Action Understanding for Skeleton-Based Temporal Action Segmentation

ECCV 2024poster

"Skeleton-based Temporal Action Segmentation (STAS) aims to densely segment and classify human actions in long, untrimmed skeletal motion sequences. Existing STAS methods primarily model spatial dependencies among joints and temporal relationships among frames to generate frame-level one-hot classif…

2024

MLPER: Multi-Level Prompts for Adaptively Enhancing Vision-Language Emotion Recognition

IROS 2024poster

In the field of robotics, vision-based Emotion Recognition (ER) has achieved significant progress, but it still faces the challenge of poor generalization ability under unconstrained conditions (e.g., occlusions and pose variations). In this work, we propose MLPER model, which introduces Vision-Lang…

Cited by 1SourceScholar
2023

WSCFER: Improving Facial Expression Representations by Weak Supervised Contrastive Learning

IROS 2023poster

The major challenge of Facial Expression Recog-nition (FER) is to learn class discriminative representations, and the existing works mainly address it by designing various classification networks from class level. However, learning representations at class level is limited due to the inconspicuous c…

Cited by 3SourceScholar
2020

CalibRCNN: Calibrating Camera and LiDAR by Recurrent Convolutional Neural Network and Geometric Constraints

IROS 2020poster

In this paper, we present Calibration Recurrent Convolutional Neural Network (CalibRCNN) to infer a 6 degrees of freedom (DOF) rigid body transformation between 3D LiDAR and 2D camera. Different from the existing methods, our 3D-2D CalibRCNN not only uses the LSTM network to extract the temporal fea…

Cited by 72SourceScholar