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Hyperbolic embeddings have demonstrated their effectiveness in capturing measures of uncertainty and hierarchical relationships across various deep-learning tasks, including image segmentation and active learning. However, their application…

机器学习 · 计算机科学 2024-08-12 Paolo Mandica , Luca Franco , Konstantinos Kallidromitis , Suzanne Petryk , Fabio Galasso

Do multilingual embedding models encode a language-general representation of proficiency? We investigate this by training linear and non-linear probes on hidden-state activations from Qwen3-Embedding (0.6B, 4B, 8B) to predict CEFR…

计算与语言 · 计算机科学 2026-04-09 Laurits Lyngbaek , Ross Deans Kristensen-McLachlan

We present models for encoding sentences into embedding vectors that specifically target transfer learning to other NLP tasks. The models are efficient and result in accurate performance on diverse transfer tasks. Two variants of the…

In this report, we introduce PLaMo 2, a series of Japanese-focused large language models featuring a hybrid Samba-based architecture that transitions to full attention via continual pre-training to support 32K token contexts. Training…

Continual post-training adapts a single text-to-image diffusion model to learn new tasks without incurring the cost of separate models, but naive post-training causes forgetting of pretrained knowledge and undermines zero-shot…

计算机视觉与模式识别 · 计算机科学 2025-05-23 Zhehao Huang , Yuhang Liu , Yixin Lou , Zhengbao He , Mingzhen He , Wenxing Zhou , Tao Li , Kehan Li , Zeyi Huang , Xiaolin Huang

In the era of large language models, model merging is a promising way to combine multiple task-specific models into a single multitask model without extra training. However, two challenges remain: (a) interference between different models…

计算与语言 · 计算机科学 2024-10-15 Zhenyi Lu , Chenghao Fan , Wei Wei , Xiaoye Qu , Dangyang Chen , Yu Cheng

Significant efforts have been directed towards adapting self-supervised multimodal learning for Earth observation applications. However, most current methods produce coarse patch-sized embeddings, limiting their effectiveness and…

Dense retrieval calls for discriminative embeddings to represent the semantic relationship between query and document. It may benefit from the using of large language models (LLMs), given LLMs' strong capability on semantic understanding.…

计算与语言 · 计算机科学 2025-11-25 Zheng Liu , Chaofan Li , Shitao Xiao , Yingxia Shao , Defu Lian

Recent years have witnessed a big convergence of language, vision, and multi-modal pretraining. In this work, we present mPLUG-2, a new unified paradigm with modularized design for multi-modal pretraining, which can benefit from modality…

计算机视觉与模式识别 · 计算机科学 2023-05-12 Haiyang Xu , Qinghao Ye , Ming Yan , Yaya Shi , Jiabo Ye , Yuanhong Xu , Chenliang Li , Bin Bi , Qi Qian , Wei Wang , Guohai Xu , Ji Zhang , Songfang Huang , Fei Huang , Jingren Zhou

Decoder-only large language models (LLMs) have been increasingly adopted to build embedding models for diverse tasks. To overcome the inherent limitations of causal attention in representation learning, many existing methods modify the…

计算与语言 · 计算机科学 2026-05-05 Ailiang Lin , Zhuoyun Li , Yusong Wang , Kotaro Funakoshi , Manabu Okumura

We tackle the problem of localizing 3D point cloud submaps using complex and diverse natural language descriptions, and present Text2Loc++, a novel neural network designed for effective cross-modal alignment between language and point…

计算机视觉与模式识别 · 计算机科学 2025-11-20 Yan Xia , Letian Shi , Yilin Di , Joao F. Henriques , Daniel Cremers

Creating meta-embeddings for better performance in language modelling has received attention lately, and methods based on concatenation or merely calculating the arithmetic mean of more than one separately trained embeddings to perform…

计算与语言 · 计算机科学 2020-07-03 Qichen Li , Yuanqing Lin , Luofeng Zhou , Jian Li

There has been a recent spike in interest in multi-modal Language and Vision problems. On the language side, most of these models primarily focus on English since most multi-modal datasets are monolingual. We try to bridge this gap with a…

机器学习 · 计算机科学 2021-09-17 Pranav Aggarwal , Ritiz Tambi , Ajinkya Kale

Large Language Models (LLMs) exhibit a significant "embodiment gap", where their text-based representations fail to align with human sensorimotor experiences. This study systematically investigates whether and how task-specific fine-tuning…

计算与语言 · 计算机科学 2026-03-05 Minghua Wu , Javier Conde , Pedro Reviriego , Marc Brysbaert

Recently, prototype learning has emerged in semi-supervised medical image segmentation and achieved remarkable performance. However, the scarcity of labeled data limits the expressiveness of prototypes in previous methods, potentially…

计算机视觉与模式识别 · 计算机科学 2024-04-17 Lijian Li

This work investigates the role of factors like training method, training corpus size and thematic relevance of texts in the performance of word embedding features on sentiment analysis of tweets, song lyrics, movie reviews and item…

计算与语言 · 计算机科学 2019-02-05 Erion Çano , Maurizio Morisio

Network analysis of human brain connectivity is critically important for understanding brain function and disease states. Embedding a brain network as a whole graph instance into a meaningful low-dimensional representation can be used to…

机器学习 · 计算机科学 2018-07-26 Ye Liu , Lifang He , Bokai Cao , Philip S. Yu , Ann B. Ragin , Alex D. Leow

Model merging integrates the weights of multiple task-specific models into a single multi-task model. Despite recent interest in the problem, a significant performance gap between the combined and single-task models remains. In this paper,…

We combine multi-task learning and semi-supervised learning by inducing a joint embedding space between disparate label spaces and learning transfer functions between label embeddings, enabling us to jointly leverage unlabelled data and…

计算与语言 · 计算机科学 2018-04-10 Isabelle Augenstein , Sebastian Ruder , Anders Søgaard

The paper demonstrate that simple adjustments of the fine-tuning recipes of multimodal large language models (MLLM) are sufficient to mitigate catastrophic forgetting. On visual question answering, we design a 2x2 experimental framework to…

计算机视觉与模式识别 · 计算机科学 2026-03-17 He Li , Yuhui Zhang , Xiaohan Wang , Kaifeng Lyu , Serena Yeung-Levy