中文
相关论文

相关论文: Multi-objective Hyper-parameter Optimization of Be…

200 篇论文

Intra-frame prediction in the High Efficiency Video Coding (HEVC) standard can be empirically improved by applying sets of recursive two-dimensional filters to the predicted values. However, this approach does not allow (or complicates…

图像与视频处理 · 电气工程与系统科学 2025-05-30 Amir Said , Xin Zhao , Marta Karczewicz , Jianle Chen , Feng Zou

Gradient-type distributed optimization methods have blossomed into one of the most important tools for solving a minimization learning task over a networked agent system. However, only one gradient update per iteration is difficult to…

最优化与控制 · 数学 2024-03-06 Mou Wu , Haibin Liao , Zhengtao Ding , Yonggang Xiao

Recently, SimCSE has shown the feasibility of contrastive learning in training sentence embeddings and illustrates its expressiveness in spanning an aligned and uniform embedding space. However, prior studies have shown that dense models…

计算与语言 · 计算机科学 2023-11-08 Ruize An , Chen Zhang , Dawei Song

The core of cross-modal matching is to accurately measure the similarity between different modalities in a unified representation space. However, compared to textual descriptions of a certain perspective, the visual modality has more…

计算机视觉与模式识别 · 计算机科学 2023-12-22 Wenzhang Wei , Zhipeng Gui , Changguang Wu , Anqi Zhao , Dehua Peng , Huayi Wu

In a multiple measurement vector problem (MMV), where multiple signals share a common sparse support and are sampled by a common sensing matrix, we can expect joint sparsity to enable a further reduction in the number of required…

信息论 · 计算机科学 2015-06-03 Jong Min Kim , Ok Kyun Lee , Jong Chul Ye

The recent tremendous success of unsupervised word embeddings in a multitude of applications raises the obvious question if similar methods could be derived to improve embeddings (i.e. semantic representations) of word sequences as well. We…

计算与语言 · 计算机科学 2018-12-31 Matteo Pagliardini , Prakhar Gupta , Martin Jaggi

With a simple architecture and the ability to learn meaningful word embeddings efficiently from texts containing billions of words, word2vec remains one of the most popular neural language models used today. However, as only a single…

机器学习 · 统计学 2017-06-09 Franziska Horn

Neural speaker embeddings trained using classification objectives have demonstrated state-of-the-art performance in multiple applications. Typically, such embeddings are trained on an out-of-domain corpus on a single task e.g., speaker…

音频与语音处理 · 电气工程与系统科学 2020-08-03 Manoj Kumar , Tae Jin-Park , Somer Bishop , Shrikanth Narayanan

Singing voice synthesis (SVS) has seen remarkable advancements in recent years. However, compared to speech and general audio data, publicly available singing datasets remain limited. In practice, this data scarcity often leads to…

声音 · 计算机科学 2025-12-17 Yiwen Zhao , Jiatong Shi , Yuxun Tang , William Chen , Shinji Watanabe

Pretrained speech representations like wav2vec2 and HuBERT exhibit strong anisotropy, leading to high similarity between random embeddings. While widely observed, the impact of this property on downstream tasks remains unclear. This work…

声音 · 计算机科学 2025-06-16 Guillaume Wisniewski , Séverine Guillaume , Clara Rosina Fernández

Obtaining high-quality speaker embeddings in multi-speaker conditions is crucial for many applications. A recently proposed guided speaker embedding framework, which utilizes speech activities of target and non-target speakers as clues,…

音频与语音处理 · 电气工程与系统科学 2025-06-17 Shota Horiguchi , Takanori Ashihara , Marc Delcroix , Atsushi Ando , Naohiro Tawara

This paper proposes a new strategy for learning powerful cross-modal embeddings for audio-to-video synchronization. Here, we set up the problem as one of cross-modal retrieval, where the objective is to find the most relevant audio segment…

计算机视觉与模式识别 · 计算机科学 2020-11-05 Soo-Whan Chung , Joon Son Chung , Hong-Goo Kang

Multi-Modal Self-Supervised Learning from videos has been shown to improve model's performance on various downstream tasks. However, such Self-Supervised pre-training requires large batch sizes and a large amount of computation resources…

计算机视觉与模式识别 · 计算机科学 2021-12-24 Duo Wang , Salah Karout

The traditional recommendation framework seeks to connect user and content, by finding the best match possible based on users past interaction. However, a good content recommendation is not necessarily similar to what the user has chosen in…

信息检索 · 计算机科学 2023-11-20 Bruno Sguerra , Viet-Anh Tran , Romain Hennequin

In this work, we study music/video cross-modal recommendation, i.e. recommending a music track for a video or vice versa. We rely on a self-supervised learning paradigm to learn from a large amount of unlabelled data. We rely on a…

多媒体 · 计算机科学 2021-05-03 Laure Pretet , Gael Richard , Geoffroy Peeters

In this paper, we investigate the problem of optimization multivariate performance measures, and propose a novel algorithm for it. Different from traditional machine learning methods which optimize simple loss functions to learn prediction…

机器学习 · 计算机科学 2015-08-03 Jiachen Yanga , Zhiyong Dinga , Fei Guoa , Huogen Wanga , Nick Hughesb

Self-supervised representation learning maps high-dimensional data into a meaningful embedding space, where samples of similar semantic contents are close to each other. Most of the recent representation learning methods maximize cosine…

计算机视觉与模式识别 · 计算机科学 2022-06-15 Chuang Niu , Ge Wang

Sentence embedding tasks are important in natural language processing (NLP), but improving their performance while keeping them reliable is still hard. This paper presents a framework that combines pseudo-label generation and model ensemble…

计算与语言 · 计算机科学 2025-01-28 Ziwei Liu , Qi Zhang , Lifu Gao

Source code representations are key in applying machine learning techniques for processing and analyzing programs. A popular approach in representing source code is neural source code embeddings that represents programs with…

机器学习 · 计算机科学 2022-06-17 Md Rafiqul Islam Rabin , Arjun Mukherjee , Omprakash Gnawali , Mohammad Amin Alipour

This paper examines the influence of recommender systems on local music representation, discussing prior findings from an empirical study on the LFM-2b public dataset. This prior study argued that different recommender systems exhibit…