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We present a numerical method for interface-resolved simulations of evaporating two-fluid flows based on the volume-of-fluid (VoF) method. The method has been implemented in an efficient FFT-based two-fluid Navier-Stokes solver, using an…

Computational Physics · Physics 2020-01-24 Nicolò Scapin , Pedro Costa , Luca Brandt

With increasing numbers of mobile robots arriving in real-world applications, more robots coexist in the same space, interact, and possibly collaborate. Methods to provide such systems with system size scalability are known, for example,…

Robotics · Computer Science 2024-05-15 Jonas Kuckling , Robin Luckey , Viktor Avrutin , Andrew Vardy , Andreagiovanni Reina , Heiko Hamann

In multi-hop wireless networks, flow demands mean that some nodes have routing demands of transmitting their data to other nodes with a certain level of transmission rate. When a set of nodes have been deployed with flow demands, it is…

Networking and Internet Architecture · Computer Science 2015-03-31 Zimu Yuan

Recently, video object segmentation (VOS) networks typically use memory-based methods: for each query frame, the mask is predicted by space-time matching to memory frames. Despite these methods having superior performance, they suffer from…

Computer Vision and Pattern Recognition · Computer Science 2024-05-08 Yadang Chen , Wentao Zhu , Zhi-Xin Yang , Enhua Wu

We investigate the algorithmic problem of uniformly dispersing a swarm of robots in an unknown, gridlike environment. In this setting, our goal is to study the relationships between performance metrics and robot capabilities. We introduce a…

Robotics · Computer Science 2025-06-05 Michael Amir , Alfred M. Bruckstein

In robot swarms operating under highly restrictive sensing and communication constraints, individuals may need to use direct physical proximity to facilitate information exchange. However, in certain task-related scenarios, this requirement…

Robotics · Computer Science 2019-03-05 Siddharth Mayya , Gennaro Notomista , Dylan Shell , Seth Hutchinson , Magnus Egerstedt

This paper focuses on helping network providers to carry out network capacity planning and sales projection by answering the question: For a given topology and capacity, whether the network can serve current flow demands with high…

Networking and Internet Architecture · Computer Science 2019-03-15 Tingwei Liu , John C. S. Lui

Swarm robotics has experienced a rapid expansion in recent years, primarily fueled by specialized multi-robot systems developed to achieve dedicated collective actions. These specialized platforms are in general designed with swarming…

Swarm robotic systems are systems in which multiple robots having simple functionality perform tasks through their cooperation, and are advantageous in that they can exhibit non-trivial macroscopic functions such as adaptability, fault…

Robotics · Computer Science 2018-08-14 Takeshi Kano , Naoki matsui , Eiichi Naito , Takenobu Aoshima , Akio Ishiguro

As the pace of AI technology continues to accelerate, more tools have become available to researchers to solve longstanding problems, Hybrid approaches available today continue to push the computational limits of efficiency and precision.…

Robotics · Computer Science 2024-06-21 Enoch Adediran , Salem Ameen

Urban planning, which aims to design feasible land-use configurations for target areas, has become increasingly essential due to the high-speed urbanization process in the modern era. However, the traditional urban planning conducted by…

Machine Learning · Computer Science 2023-10-05 Xuanming Hu , Wei Fan , Dongjie Wang , Pengyang Wang , Yong Li , Yanjie Fu

Real-time high-accuracy optical flow estimation is critical for a variety of real-world robotic applications. However, current learning-based methods often struggle to balance accuracy and computational efficiency: methods that achieve high…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Zhiyong Zhang , Aniket Gupta , Huaizu Jiang , Hanumant Singh

We consider a diffusion process under a local weak H\"{o}rmander condition on the coefficients. We find Gaussian estimates for the density in short time and exponential lower and upper bounds for the probability that the diffusion remains…

Probability · Mathematics 2016-10-12 Paolo Pigato

One of the fundamental problems in the realm of peer-to-peer systems is that of determining their service capacities. In this paper, we focus on P2P scalability issues and propose models to compute the achievable throughput under distinct…

Networking and Internet Architecture · Computer Science 2019-03-05 Edmundo de Souza e Silva , Rosa M. Leao , Daniel S. Menasche , Don Towsley

The emergent behaviour of autonomous robotic swarms poses a significant challenge to their safety assurance. Assurance tasks encompass adherence to standards, certification processes, and the execution of verification and validation (V&V)…

We report on a investigation of turbulent bubbly flows. Bubbles of a size larger than the dissipative scale, cannot be treated as point-wise inclusions, and generate important hydrodynamic fields in the carrier fluid when in motion.…

Fluid Dynamics · Physics 2021-12-17 Alessio Innocenti , Alice Jaccod , Stéphane Popinet , Sergio Chibbaro

Incident in water distribution systems (WDS) cause water loss and water contamination that requires the utility managers to assess the condition of pipelines in a timely manner. However, pipelines are long and access to all parts of it is a…

Robotics · Computer Science 2022-01-31 Saber Kazeminasab , M Katherine Banks

Network Function Virtualization (NFV) is a promising technology that promises to significantly reduce the operational costs of network services by deploying virtualized network functions (VNFs) to commodity servers in place of dedicated…

Networking and Internet Architecture · Computer Science 2016-04-06 Xiaoke Wang , Chuan Wu , Franck Le , Alex Liu , Zongpeng Li , Francis Lau

A robotic hand design suitable for dexterity should be examined using functional tests. To achieve this, we designed a mechanical glove, which is a rigid wearable glove that enables us to develop the corresponding isomorphic robotic hand…

Robotics · Computer Science 2021-09-23 Takayuki Kanai , Yoshiyuki Ohmura , Akihiko Nagakubo , Yasuo Kuniyoshi

This paper presents a system integration approach for a 6-DoF (Degree of Freedom) collaborative robot to operate a pipette for liquid dispensing. Its technical development is threefold. First, we designed an end-effector for holding and…

Robotics · Computer Science 2022-07-05 Junbo Zhang , Weiwei Wan , Nobuyuki Tanaka , Miki Fujita , Kensuke Harada