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View article: Lunar Orbital VLBI Experiment: Motivation, scientific purposes and status
Lunar Orbital VLBI Experiment: Motivation, scientific purposes and status Open
The Lunar Orbital VLBI Experiment (LOVEX) is a scientific component of the Chinese Lunar Exploration Project (CLEP) Chang’E-7. The spaceborne component of LOVEX is implemented onboard the relay satellite QueQiao-2, which was launched on 20…
View article: Lunar Orbital VLBI Experiment: motivation, scientific purposes and status
Lunar Orbital VLBI Experiment: motivation, scientific purposes and status Open
The Lunar Orbital VLBI Experiment (LOVEX) is a scientific component of the Chinese Lunar Exploration Project (CLEP) Chang'E-7. The spaceborne component of LOVEX is implemented onboard the relay satellite QueQiao-2, which was launched on 20…
View article: A fast X-ray transient from a weak relativistic jet associated with a type Ic-BL supernova
A fast X-ray transient from a weak relativistic jet associated with a type Ic-BL supernova Open
View article: Intra‐City Tourism Flow Forecasting: A Novel Deep Learning Model
Intra‐City Tourism Flow Forecasting: A Novel Deep Learning Model Open
Intra‐city tourism flow forecasting plays a critical part in urban destination management and planning. However, research on this issue is extremely inadequate because of the challenges of intra‐city tourism flow forecasting and the diffic…
View article: Mechanisms and targets of harnessing <i>Culex pipiens</i>-specific antibodies as a novel vector control strategy
Mechanisms and targets of harnessing <i>Culex pipiens</i>-specific antibodies as a novel vector control strategy Open
Mosquito-borne diseases pose a significant global health threat, necessitating novel vector control strategies. This study explores the potential of harnessing the host immunity against mosquitoes through vaccination. Using Culex pipien…
View article: Phase-Angle-Encoded Snake Optimization Algorithm for K-Means Clustering
Phase-Angle-Encoded Snake Optimization Algorithm for K-Means Clustering Open
The rapid development of metaheuristic algorithms proves their advantages in optimization. Data clustering, as an optimization problem, faces challenges for high accuracy. The K-means algorithm is traditaaional but has low clustering accur…
View article: Fixed-Time Congestion Control for a Class of Uncertain Multi-Bottleneck TCP/AWM Networks
Fixed-Time Congestion Control for a Class of Uncertain Multi-Bottleneck TCP/AWM Networks Open
As network technology continues to advance, network congestion has become an inevitable aspect of network communication. Considering the external interference, unmodeled uncertainty and the interaction between nodes, a multi-bottleneck TCP…
View article: Detecor algorithm: derived from the exploration of iterative methods
Detecor algorithm: derived from the exploration of iterative methods Open
The paper summarizes the pattern framework of some optimization algorithms, and proposes four optimization directions within this algorithmic pattern: search agent particles, search direction and perturbation, and search step size. Based o…
View article: Mooncake: A KVCache-centric Disaggregated Architecture for LLM Serving
Mooncake: A KVCache-centric Disaggregated Architecture for LLM Serving Open
Mooncake is the serving platform for Kimi, a leading LLM service provided by Moonshot AI. It features a KVCache-centric disaggregated architecture that separates the prefill and decoding clusters. It also leverages the underutilized CPU, D…
View article: An in-beam Source-frequency Phase Referencing VLBI Positioning Method for China’s First Martian Rover
An in-beam Source-frequency Phase Referencing VLBI Positioning Method for China’s First Martian Rover Open
Very long baseline interferometry (VLBI) plays a crucial role in geodesy and astrometry, and it is also being successfully used in spacecraft tracking. Phase referencing VLBI is a technique that uses phase information rather than the tradi…
View article: Congestion tracking control of multi-bottleneck TCP networks with input-saturation and dead-zone
Congestion tracking control of multi-bottleneck TCP networks with input-saturation and dead-zone Open
This paper discusses the congestion control challenges in a network employing multi-bottleneck Transmission Control Protocol/Active Queue Management (TCP/AQM). The study specifically focuses on networks characterized by input nonlinearity …
View article: Partition-based Network Equivalent Method for Power System Subsynchronous Oscillation Analysis
Partition-based Network Equivalent Method for Power System Subsynchronous Oscillation Analysis Open
Given large-scale modern power systems with power electronic converters, the numerical simulation with subsynchronous oscillation (SSO) faces great challenges in engineering practice due to sharply enlarged modeling scale and high computat…
View article: PCNet: Leveraging Prototype Complementarity to Improve Prototype Affinity for Few-Shot Segmentation
PCNet: Leveraging Prototype Complementarity to Improve Prototype Affinity for Few-Shot Segmentation Open
With the advent of large-scale datasets, significant advancements have been made in image semantic segmentation. However, the annotation of these datasets necessitates substantial human and financial resources. Therefore, the focus of rese…
View article: Towards Exascale Computation for Turbomachinery Flows
Towards Exascale Computation for Turbomachinery Flows Open
A state-of-the-art large eddy simulation code has been developed to solve compressible flows in turbomachinery. The code has been engineered with a high degree of scalability, enabling it to effectively leverage the many-core architecture …
View article: Design and application of new storage systems
Design and application of new storage systems Open
存储系统是计算机的核心,在人工智能、大数据、云计算和物联网等新兴战略产业的可持续发展中起着重要作用。随着处理器和网络设备性能不断提高,存储软件栈成为限制数据密集型系统性能的主要因素。近年来,新型存储设备因其打破“内存墙”的能力而受到广泛关注。这些设备包括支持块寻址的闪存设备、支持字节寻址的非易失性存储器、存算一体化设备以及大容量光存储。构建高吞量、低延迟和高可靠性的大规模存储系统,需要对算法、软件设计和硬件的持续创新。这些创新可以应对大规模、高性能复杂结构系统构建中存在的挑…
View article: Space VLBI in China: Current Status and Perspectives
Space VLBI in China: Current Status and Perspectives Open
Space VLBI is one of the advanced technologies and development directions in radio astronomy.Several space VLBI projects are being developed and planned in China.The forthcoming CE-7 mission of China's Lunar Exploration Project includes th…
View article: Application of a Parallel Adaptive Cuckoo Search Algorithm in the Rectangle Layout Problem
Application of a Parallel Adaptive Cuckoo Search Algorithm in the Rectangle Layout Problem Open
The meta-heuristic algorithm is a global probabilistic search algorithm for the iterative solution. It has good performance in global optimization fields such as maximization. In this paper, a new adaptive parameter strategy and a parallel…
View article: OmniUV: A Multipurpose Simulation Toolkit for VLBI Observation
OmniUV: A Multipurpose Simulation Toolkit for VLBI Observation Open
We present OmniUV, a multipurpose simulation toolkit for space and ground VLBI observations. It supports various kinds of VLBI stations, including Earth (ground) fixed, Earth orbit, Lunar fixed, Lunar orbit, Moon–Earth, and Earth–Sun Lagra…
View article: BaGuaLu
BaGuaLu Open
Large-scale pretrained AI models have shown state-of-the-art accuracy in a series of important applications. As the size of pretrained AI models grows dramatically each year in an effort to achieve higher accuracy, training such models req…
View article: Time apart while together: A smart trip design for group travelers
Time apart while together: A smart trip design for group travelers Open
View article: Application of Binary Adaptive Migration Optimization Algorithm to Identify Parkinson's Disease
Application of Binary Adaptive Migration Optimization Algorithm to Identify Parkinson's Disease Open
View article: Trajectory Determination of Chang’E-5 during Landing and Ascending
Trajectory Determination of Chang’E-5 during Landing and Ascending Open
Chang’E-5 (CE-5) is China’s first lunar sample return mission. This paper focuses on the trajectory determination of the CE-5 lander and ascender during the landing and ascending phases, and the positioning of the CE-5 lander on the Moon. …
View article: Garbage collection and data recovery for N2DB
Garbage collection and data recovery for N2DB Open
Non-Volatile Memory (NVM) offers byte-addressability and persistency Because NVM can be plugged into memory and provide low latency, it offers a new opportunity to build new database systems with a single-layer storage design. A single-lay…
View article: Explore for a day? Generating personalized itineraries that fit spatial heterogeneity of tourist attractions
Explore for a day? Generating personalized itineraries that fit spatial heterogeneity of tourist attractions Open
View article: Leveraging tourist trajectory data for effective destination planning and management: A new heuristic approach
Leveraging tourist trajectory data for effective destination planning and management: A new heuristic approach Open
View article: A small-scale experimental study of CO2 enhanced injectivity methods of the high-rank coal
A small-scale experimental study of CO2 enhanced injectivity methods of the high-rank coal Open
The attenuation of CO2 injectivity has become the biggest technical barrier for the application of CO2 enhanced coalbed methane recovery (CO2-ECBM). Commonly, the intermittent CO2 injection, N2 displacing CO2 and pre-fracturing are the pot…
View article: Evaluation of intermittent-distributed-generation hosting capability of a distribution system with integrated energy-storage systems
Evaluation of intermittent-distributed-generation hosting capability of a distribution system with integrated energy-storage systems Open
The penetration rate of distributed generation is gradually increasing in the distribution system concerned. This is creating new problems and challenges in the planning and operation of the system. The intermittency and variability of pow…
View article: Multi-attraction, hourly tourism demand forecasting
Multi-attraction, hourly tourism demand forecasting Open
Forecasting tourist demand for multiple tourist attractions on an hourly basis provides important insights for effective and efficient management, such as staffing and resource optimization. However, existing forecasting models are not wel…
View article: Towards "general purpose" brain-inspired computing system
Towards "general purpose" brain-inspired computing system Open
Brain-inspired computing refers to computational models, methods, and systems, that are mainly inspired by the processing mode or structure of brain. A recent study proposed the concept of "neuromorphic completeness" and the corresponding …
View article: All roads lead to the places of your interest: An on‐demand, ride‐sharing visitor transport service
All roads lead to the places of your interest: An on‐demand, ride‐sharing visitor transport service Open
Successful visitor transport within large tourist sites should balance visitor experience and operating costs. Inspired by the model of sharing economy, we design a “user‐centered” intelligent visitor transport system to improve the effici…