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Cross-layer resource allocation over mobile edge computing (MEC)-aided cell-free networks can sufficiently exploit the transmitting and computing resources to promote the data rate. However, the technical bottlenecks of traditional methods…

机器学习 · 计算机科学 2024-12-24 Chong Zheng , Shiwen He , Yongming Huang , Tony Q. S. Quek

In this paper, we investigate the unsupervised deep representation learning issue and technically propose a novel framework called Deep Self-representative Concept Factorization Network (DSCF-Net), for clustering deep features. To improve…

机器学习 · 计算机科学 2020-01-01 Yan Zhang , Zhao Zhang , Zheng Zhang , Mingbo Zhao , Li Zhang , Zhengjun Zha , Meng Wang

Recent multi-view subspace clustering achieves impressive results utilizing deep networks, where the self-expressive correlation is typically modeled by a fully connected (FC) layer. However, they still suffer from two limitations. i) The…

计算机视觉与模式识别 · 计算机科学 2023-12-05 Yuxiu Lin , Hui Liu , Ren Wang , Qiang Guo , Caiming Zhang

As the models and the datasets to train deep learning (DL) models scale, system architects are faced with new challenges, one of which is the memory capacity bottleneck, where the limited physical memory inside the accelerator device…

分布式、并行与集群计算 · 计算机科学 2019-02-19 Youngeun Kwon , Minsoo Rhu

We propose a new method for speaker diarization that can handle overlapping speech with 2+ people. Our method is based on compositional embeddings [1]: Like standard speaker embedding methods such as x-vector [2], compositional embedding…

声音 · 计算机科学 2021-02-11 Zeqian Li , Jacob Whitehill

In person re-identification (re-ID) task, it is still challenging to learn discriminative representation by deep learning, due to limited data. Generally speaking, the model will get better performance when increasing the amount of data.…

计算机视觉与模式识别 · 计算机科学 2023-03-01 Wen Li , Cheng Zou , Meng Wang , Furong Xu , Jianan Zhao , Ruobing Zheng , Yuan Cheng , Wei Chu

Future wireless communication systems will increasingly rely on the integration of millimeter wave (mmWave) and sub-6 GHz bands to meet heterogeneous demands on high-speed data transmission and extensive coverage. To fully exploit the…

信号处理 · 电气工程与系统科学 2026-05-19 Qikai Xiao , Kehui Li , Binggui Zhou , Shaodan Ma

There are two main approaches to the distributed representation of words: low-dimensional deep learning embeddings and high-dimensional distributional models, in which each dimension corresponds to a context word. In this paper, we combine…

计算与语言 · 计算机科学 2014-02-19 Irina Sergienya , Hinrich Schütze

Deep-Neural-Network (DNN) based speaker verification sys-tems use the angular softmax loss with margin penalties toenhance the intra-class compactness of speaker embeddings,which achieved remarkable performance. In this paper, we pro-pose a…

声音 · 计算机科学 2021-06-16 Runqiu Xiao

Background: Manual delineation of target volumes in head and neck cancer (HNC) remains a significant bottleneck in radiotherapy planning, characterized by high inter-observer variability and time consumption. This study evaluates the…

Model reduction is essential for real-time simulation of deformable objects. Linear techniques such as PCA provide structured and predictable behavior, but their limited expressiveness restricts accuracy under large or nonlinear…

图形学 · 计算机科学 2026-01-28 Shixun Huang , Eitan Grinspun , Yue Chang

Subspace clustering algorithms are notorious for their scalability issues because building and processing large affinity matrices are demanding. In this paper, we introduce a method that simultaneously learns an embedding space along…

计算机视觉与模式识别 · 计算机科学 2018-11-06 Tong Zhang , Pan Ji , Mehrtash Harandi , Richard Hartley , Ian Reid

AI-enabled precision medicine promises a transformational improvement in healthcare outcomes by enabling data-driven personalized diagnosis, prognosis, and treatment. However, the well-known "curse of dimensionality" and the clustered…

机器学习 · 计算机科学 2023-05-19 Amanda M. Buch , Conor Liston , Logan Grosenick

This paper proposes a serialized multi-layer multi-head attention for neural speaker embedding in text-independent speaker verification. In prior works, frame-level features from one layer are aggregated to form an utterance-level…

声音 · 计算机科学 2021-07-15 Hongning Zhu , Kong Aik Lee , Haizhou Li

We introduce the Adaptive Massively Parallel Computation (AMPC) model, which is an extension of the Massively Parallel Computation (MPC) model. At a high level, the AMPC model strengthens the MPC model by storing all messages sent within a…

分布式、并行与集群计算 · 计算机科学 2019-05-21 Soheil Behnezhad , Laxman Dhulipala , Hossein Esfandiari , Jakub Łącki , Warren Schudy , Vahab Mirrokni

We propose a new coding scheme, called the delayed coding (DC) scheme, for channels with insertion, deletion, and substitution (IDS) errors. The proposed scheme employs delayed encoding and non-iterative detection and decoding strategies to…

信息论 · 计算机科学 2022-05-25 Ryo Shibata , Hiroyuki Yashima

Anchor-based detectors have been continuously developed for object detection. However, the individual anchor box makes it difficult to predict the boundary's offset accurately. Instead of taking each bounding box as a closed individual, we…

计算机视觉与模式识别 · 计算机科学 2023-10-10 Yilong Lv , Min Li , Yujie He , Shaopeng Li , Zhuzhen He , Aitao Yang

Most multi-view clustering methods are limited by shallow models without sound nonlinear information perception capability, or fail to effectively exploit complementary information hidden in different views. To tackle these issues, we…

机器学习 · 计算机科学 2022-10-14 Fu Lele , Zhang Lei , Yang Jinghua , Chen Chuan , Zhang Chuanfu , Zheng Zibin

The objective of deep metric learning (DML) is to learn embeddings that can capture semantic similarity and dissimilarity information among data points. Existing pairwise or tripletwise loss functions used in DML are known to suffer from…

计算机视觉与模式识别 · 计算机科学 2021-03-22 Xinshao Wang , Yang Hua , Elyor Kodirov , Neil M. Robertson

A common practice in most of deep convolutional neural architectures is to employ fully-connected layers followed by Softmax activation to minimize cross-entropy loss for the sake of classification. Recent studies show that substitution or…

机器学习 · 计算机科学 2017-10-23 Arash Shahriari