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Knowledge-Intensive Visual Question Answering (KI-VQA) refers to answering a question about an image whose answer does not lie in the image. This paper presents a new pipeline for KI-VQA tasks, consisting of a retriever and a reader. First,…

计算机视觉与模式识别 · 计算机科学 2023-04-27 Alireza Salemi , Juan Altmayer Pizzorno , Hamed Zamani

Realizing the full potential of quantum computation requires quantum error correction (QEC), with most recent breakthrough demonstrations of QEC using the surface code. QEC codes use multiple noisy physical qubits to encode information in…

With the recent boom of video-based social platforms (e.g., YouTube and TikTok), video retrieval using sentence queries has become an important demand and attracts increasing research attention. Despite the decent performance, existing…

信息检索 · 计算机科学 2022-02-11 Jinpeng Wang , Bin Chen , Dongliang Liao , Ziyun Zeng , Gongfu Li , Shu-Tao Xia , Jin Xu

Quantum computing (QC) promises significant advantages on certain hard computational tasks over classical computers. However, current quantum hardware, also known as noisy intermediate-scale quantum computers (NISQ), are still unable to…

量子物理 · 物理学 2022-12-23 Elisha Siddiqui Matekole , Esther Ye , Ramya Iyer , Samuel Yen-Chi Chen

Large-scale, fault-tolerant quantum computations will be enabled by quantum error-correcting codes (QECC). This work presents the first systematic technique to test the accuracy and effectiveness of different QECC decoding schemes by…

量子物理 · 物理学 2023-11-22 Arshpreet Singh Maan , Alexandru Paler

The paper presents a novel technique for encoding dual messages within standard Quick Response (QR) codes through precise half-pixel module splitting. This work challenges fundamental assumptions about deterministic decoding in the ISO/IEC…

信号处理 · 电气工程与系统科学 2025-03-19 David Noever , Forrest McKee

In this paper, the performance of quadratic residue (QR) codes of lengths within 100 is given and analyzed when the hard decoding, soft decoding, and linear programming decoding algorithms are utilized. We develop a simple method to…

信息论 · 计算机科学 2014-08-26 Yong Li , Qianbin Chen , Hongqing Liu , Trieu-Kien Truong

High-rate concatenated quantum codes offer a promising pathway toward fault-tolerant quantum computation, yet designing efficient decoders that fully exploit their error-correction capability remains a significant challenge. In this work,…

量子物理 · 物理学 2026-01-15 Chao Zhang , Zipeng Wu , Jiahui Wu , Shilin Huang

High-density LED arrays enable high-speed transmission in image-sensor-based visible-light communication (VLC) systems. However, when optical spots become blurred and spatially overlapped due to focal shift, resolution limitations, or…

信息论 · 计算机科学 2026-05-19 Tianhao Shi , Shan Lu , Takaya Yamazato

Quantitative susceptibility mapping (QSM) utilizes MRI signal phase to estimate local tissue susceptibility, which has been shown useful to provide novel image contrast and as biomarkers of abnormal tissue. QSM requires addressing a…

医学物理 · 物理学 2019-06-03 Juan Liu , Kevin M. Koch

QR codes are usually scanned in different environments, so they must be robust to variations in illumination, scale, coverage, and camera angles. Aesthetic QR codes improve the visual quality, but subtle changes in their appearance may…

多媒体 · 计算机科学 2018-03-07 Mingliang Xu , Qingfeng Li , Jianwei Niu , Xiting Liu , Weiwei Xu , Pei Lv , Bing Zhou

In this paper, we propose a finite-precision decoding method that features the three steps of Reconstruction, Computation, and Quantization (RCQ). Unlike Mutual-Information-Maximization Quantized Belief Propagation (MIM-QBP), RCQ can…

信号处理 · 电气工程与系统科学 2020-05-18 Linfang Wang , Maximilian Stark , Richard D. Wesel , Gerhard Bauch

HEVC HM 16 includes a Coding Unit (CU) level perceptual quantization technique named AdaptiveQP. AdaptiveQP adjusts the Quantization Parameter (QP) at the CU level based on the spatial activity of samples in the four constituent NxN…

多媒体 · 计算机科学 2016-11-08 Lee Prangnell , Victor Sanchez

Designing quantum error correcting codes that promise a high error threshold, low resource overhead and efficient decoding algorithms is crucial to achieve large-scale fault-tolerant quantum computation. The concatenated quantum Hamming…

量子物理 · 物理学 2026-05-12 Menglong Fang , Daiqin Su

In High Efficiency Video Coding (HEVC), excellent rate-distortion (RD) performance is achieved in part by having a flexible quadtree coding unit (CU) partition and a large number of intra-prediction modes. Such an excellent RD performance…

图像与视频处理 · 电气工程与系统科学 2020-04-22 Zhibo Chen , Jun Shi , Weiping Li

Vector quantization (VQ) is a key technique in high-resolution and high-fidelity image synthesis, which aims to learn a codebook to encode an image with a sequence of discrete codes and then generate an image in an auto-regression manner.…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Guotao Liang , Baoquan Zhang , Yaowei Wang , Xutao Li , Yunming Ye , Huaibin Wang , Chuyao Luo , Kola Ye , linfeng Luo

Quantum error correction is an essential ingredient for reliable quantum computation for theoretically provable quantum speedup. Topological color codes, one of the quantum error correction codes, have an advantage against the surface codes…

量子物理 · 物理学 2024-02-02 Yugo Takada , Yusaku Takeuchi , Keisuke Fujii

Qudit toric codes are a natural higher-dimensional generalization of the well-studied qubit toric code. However standard methods for error correction of the qubit toric code are not applicable to them. Novel decoders are needed. In this…

量子物理 · 物理学 2014-06-19 Hussain Anwar , Benjamin J. Brown , Earl T. Campbell , Dan E. Browne

The rapid advancement of Multi-modal Large Language Models (MLLMs) has expanded their capabilities beyond high-level vision tasks. Nevertheless, their potential for Document Image Quality Assessment (DIQA) remains underexplored. To bridge…

计算机视觉与模式识别 · 计算机科学 2025-11-17 Jiaxi Huang , Dongxu Wu , Hanwei Zhu , Lingyu Zhu , Jun Xing , Xu Wang , Baoliang Chen

Detection algorithms for multiple-input multiple-output (MIMO) wireless systems based on orthogonal frequency-division multiplexing (OFDM) typically require the computation of a QR decomposition for each of the data-carrying OFDM tones. The…

信息论 · 计算机科学 2009-10-30 Davide Cescato , Helmut Bölcskei