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Multimodal remote sensing classification often suffers from missing modalities caused by sensor failures and environmental interference, leading to severe performance degradation. In this work, we rethink missing-modality learning from a…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Qinghao Gao , Jiahui Qu , Wenqian Dong

Mixture of Experts (MoE) models enable parameter-efficient scaling through sparse expert activations, yet optimizing their inference and memory costs remains challenging due to limited understanding of their specialization behavior. We…

Machine Learning · Computer Science 2026-03-09 Marmik Chaudhari , Idhant Gulati , Nishkal Hundia , Pranav Karra , Shivam Raval

Multi-domain recommendation and multi-task recommendation have demonstrated their effectiveness in leveraging common information from different domains and objectives for comprehensive user modeling. Nonetheless, the practical…

Information Retrieval · Computer Science 2024-05-14 Zijian Zhang , Shuchang Liu , Jiaao Yu , Qingpeng Cai , Xiangyu Zhao , Chunxu Zhang , Ziru Liu , Qidong Liu , Hongwei Zhao , Lantao Hu , Peng Jiang , Kun Gai

Transformer-based models have recently made significant advances in accurate time-series forecasting, but even these architectures struggle to scale efficiently while capturing long-term temporal dynamics. Mixture-of-Experts (MoE) layers…

Machine Learning · Computer Science 2026-03-17 Evandro S. Ortigossa , Eran Segal

Recent advancements in general-purpose or domain-specific multimodal large language models (LLMs) have witnessed remarkable progress for medical decision-making. However, they are designated for specific classification or generative tasks,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Songtao Jiang , Tuo Zheng , Yan Zhang , Yeying Jin , Li Yuan , Zuozhu Liu

Sparse Mixture-of-Experts (MoE) architectures are increasingly popular for frontier large language models (LLM) but they introduce training challenges due to routing complexity. Fully leveraging parameters of an MoE model requires all…

Mamba-based models have recently demonstrated significant potential in hyperspectral image (HSI) classification, primarily due to their ability to perform contextual modeling with linear computational complexity. However, existing…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 Yichu Xu , Di Wang , Hongzan Jiao , Lefei Zhang , Liangpei Zhang

Urban representation learning encodes complex urban environments into general-purpose embeddings for diverse downstream tasks and emerging urban foundation models. However, current evaluations are limited, typically focusing on one or two…

Artificial Intelligence · Computer Science 2026-05-26 Junyuan Liu , Xinglei Wang , Zichao Zeng , Jiazhuang Feng , Quan Qin , Ilya Ilyankou , Guangsheng Dong , Tao Cheng

Industrial recommender systems typically rely on multi-task learning to estimate diverse user feedback signals and aggregate them for ranking. Recent advances in model scaling have shown promising gains in recommendation. However, naively…

Information Retrieval · Computer Science 2026-02-11 Yukun Zhang , Si Dong , Xu Wang , Bo Chen , Qinglin Jia , Shengzhe Wang , Jinlong Jiao , Runhan Li , Jiaqing Liu , Chaoyi Ma , Ruiming Tang , Guorui Zhou , Han Li , Kun Gai

Mixture-of-Experts (MoE) models enable scalable performance by activating large parameter sets sparsely, minimizing computational overhead. To mitigate the prohibitive cost of training MoEs from scratch, recent work employs upcycling,…

Machine Learning · Computer Science 2025-11-13 Qi Wang , Hanyang Peng , Yue Yu

Amodal segmentation targets to predict complete object masks, covering both visible and occluded regions. This task poses significant challenges due to complex occlusions and extreme shape variation, from rigid furniture to highly…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Zhixuan Li , Yujia Liu , Chen Hui , Jeonghaeng Lee , Sanghoon Lee , Weisi Lin

Human mobility prediction is vital for urban planning, transportation optimization, and personalized services. However, the inherent randomness, non-uniform time intervals, and complex patterns of human mobility, compounded by the…

Machine Learning · Computer Science 2025-11-11 Chonghua Han , Yuan Yuan , Yukun Liu , Jingtao Ding , Jie Feng , Yong Li

This paper explores traversability estimation for robot navigation. A key bottleneck in traversability estimation lies in efficiently achieving reliable and robust predictions while accurately encoding both geometric and semantic…

Estimating human gaze target from visible images is a critical task for robots to understand human attention, yet the development of generalizable neural architectures and training paradigms remains challenging. While recent advances in…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Zhuangzhuang Dai , Zhongxi Lu , Vincent G. Zakka , Luis J. Manso , Jose M Alcaraz Calero , Chen Li

The interpretability of Mixture-of-Experts (MoE) models, especially those with heterogeneous designs, remains underexplored. Existing attribution methods for dense models fail to capture dynamic routing-expert interactions in sparse MoE…

Computation and Language · Computer Science 2025-06-12 Junzhuo Li , Bo Wang , Xiuze Zhou , Peijie Jiang , Jia Liu , Xuming Hu

Forecasting urban phenomena such as housing prices and public health indicators requires the effective integration of various geospatial data. Current methods primarily utilize task-specific models, while recent foundation models for…

Machine Learning · Computer Science 2025-10-16 Dominik J. Mühlematter , Lin Che , Ye Hong , Martin Raubal , Nina Wiedemann

Sparse models, including sparse Mixture-of-Experts (MoE) models, have emerged as an effective approach for scaling Transformer models. However, they often suffer from computational inefficiency since a significant number of parameters are…

Machine Learning · Computer Science 2024-05-27 Yuanhang Yang , Shiyi Qi , Wenchao Gu , Chaozheng Wang , Cuiyun Gao , Zenglin Xu

Artificial intelligence (AI) has achieved astonishing successes in many domains, especially with the recent breakthroughs in the development of foundational large models. These large models, leveraging their extensive training data, provide…

Machine Learning · Computer Science 2026-01-27 Siyuan Mu , Sen Lin

Sparse Mixture-of-Experts (MoE) models scale capacity by routing each token to a small subset of experts. However, their routers exhibit a fundamental trade-off: strong load balancing can suppress expert specialization, while aggressive…

Machine Learning · Computer Science 2026-05-12 Gleb Molodtsov , Alexander Miasnikov , Aleksandr Beznosikov

Unified image generation and editing models suffer from severe task interference in dense diffusion transformers architectures, where a shared parameter space must compromise between conflicting objectives (e.g., local editing v.s.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Yu Xu , Hongbin Yan , Juan Cao , Yiji Cheng , Tiankai Hang , Runze He , Zijin Yin , Shiyi Zhang , Yuxin Zhang , Jintao Li , Chunyu Wang , Qinglin Lu , Tong-Yee Lee , Fan Tang