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- research-articleSeptember 2024
Xyloni: Very Low Power Neural Network Accelerator for Intermittent Remote Visual Detection of Wildfire and Beyond
ISLPED '24: Proceedings of the 29th ACM/IEEE International Symposium on Low Power Electronics and DesignPages 1–6https://doi.org/10.1145/3665314.3670810Wildfires are one of the most catastrophic natural disasters, causing increasingly severe ecological and economic damage. Early response is critically important for wildfire management, but also difficult due to the wide geographical area to monitor, ...
- research-articleAugust 2024
Multi-Hop UE to UE Relays for MANET / Mesh Leveraging 5G NR Sidelink
SEC '23: Proceedings of the Eighth ACM/IEEE Symposium on Edge ComputingPages 341–346https://doi.org/10.1145/3583740.3626813This paper provides use cases to adapt 5G sidelink technology to enable multi-hop User Equipment (UE)-to-UE (U2U) and UE-to-Network relaying in 3GPP standards. Such a capability could enable groups of users to communicate with each other when operating ...
- short-paperOctober 2023
Screen-based 3D Subjective Experiment Software
MM '23: Proceedings of the 31st ACM International Conference on MultimediaPages 9672–9675https://doi.org/10.1145/3581783.3613457Recently, widespread 3D graphics (e.g., point clouds and meshes) have drawn considerable efforts from academia and industry to assess their perceptual quality by conducting subjective experiments. However, lacking a handy software for 3D subjective ...
- research-articleJuly 2023
TextDeformer: Geometry Manipulation using Text Guidance
SIGGRAPH '23: ACM SIGGRAPH 2023 Conference ProceedingsArticle No.: 82, Pages 1–11https://doi.org/10.1145/3588432.3591552We present a technique for automatically producing a deformation of an input triangle mesh, guided solely by a text prompt. Our framework is capable of deformations that produce both large, low-frequency shape changes, and small high-frequency details. ...
- research-articleJune 2023
Wafer-Scale Fast Fourier Transforms
- Marcelo Orenes-Vera,
- Ilya Sharapov,
- Robert Schreiber,
- Mathias Jacquelin,
- Philippe Vandermersch,
- Sharan Chetlur
ICS '23: Proceedings of the 37th ACM International Conference on SupercomputingPages 180–191https://doi.org/10.1145/3577193.3593708We have implemented fast Fourier transforms for one, two, and three-dimensional arrays on the Cerebras CS-2, a system whose memory and processing elements reside on a single silicon wafer. The wafer-scale engine (WSE) encompasses a two-dimensional mesh ...
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- research-articleApril 2023
Geometric Optimisation Via Spectral Shifting
ACM Transactions on Graphics (TOG), Volume 42, Issue 3Article No.: 29, Pages 1–15https://doi.org/10.1145/3585003We present a geometric optimisation framework that can recover fold-over free maps from non-injective initial states using popular flip-preventing distortion energies. Since flip-preventing energies are infinite for folded configurations, we propose a new ...
- research-articleNovember 2022
MeshTaichi: A Compiler for Efficient Mesh-Based Operations
ACM Transactions on Graphics (TOG), Volume 41, Issue 6Article No.: 252, Pages 1–17https://doi.org/10.1145/3550454.3555430Meshes are an indispensable representation in many graphics applications because they provide conformal spatial discretizations. However, mesh-based operations are often slow due to unstructured memory access patterns. We propose MeshTaichi, a novel mesh ...
- research-articleOctober 2022
Topological properties of a 2-dimensional torus-connected cycles network
ICCCM '22: Proceedings of the 10th International Conference on Computer and Communications ManagementPages 139–144https://doi.org/10.1145/3556223.3556244Modern supercomputers are massively parallel systems: they include hundreds of thousands of compute nodes. Conventional topologies previously used for the interconnection network of these systems, like the hypercube topology, are no longer suitable as ...
- research-articleJuly 2022
Random Walks for Adversarial Meshes
SIGGRAPH '22: ACM SIGGRAPH 2022 Conference ProceedingsArticle No.: 28, Pages 1–9https://doi.org/10.1145/3528233.3530710A polygonal mesh is the most-commonly used representation of surfaces in computer graphics. Therefore, it is not surprising that a number of mesh classification networks have recently been proposed. However, while adversarial attacks are wildly ...
- research-articleJuly 2021
RXMesh: a GPU mesh data structure
ACM Transactions on Graphics (TOG), Volume 40, Issue 4Article No.: 104, Pages 1–16https://doi.org/10.1145/3450626.3459748We propose a new static high-performance mesh data structure for triangle surface meshes on the GPU. Our data structure is carefully designed for parallel execution while capturing mesh locality and confining data access, as much as possible, within the ...
- research-articleJuly 2021
Lightweight finite element mesh database in Julia
Advances in Engineering Software (ADES), Volume 157, Issue Chttps://doi.org/10.1016/j.advengsoft.2021.103005Highlights- Novel use of the incidence relation as the basic concept leads to a flexible, powerful, and concise representation of finite element meshes.
A simple, lightweight, and flexible, package in the programming language Julia for managing finite element mesh data structures is presented. The key role in the design of the data structures is granted to the incidence relation. This ...
- rfcMay 2021
RFC 9030: An Architecture for IPv6 over the Time-Slotted Channel Hopping Mode of IEEE 802.15.4 (6TiSCH)
This document describes a network architecture that provides low-latency, low-jitter, and high-reliability packet delivery. It combines a high-speed powered backbone and subnetworks using IEEE 802.15.4 time-slotted channel hopping (TSCH) to meet the ...
- research-articleJanuary 2021
A self-adapting multi-LSTM ensemble regression mode for failure prediction of transmission line network from wireless mesh nodes’ data
Journal of Computational Methods in Sciences and Engineering (JOCMSE), Volume 21, Issue 4Pages 903–911https://doi.org/10.3233/JCM-204550Transmission lines’ condition monitoring is an important part of smart grid construction. To ensure fast and efficient transmission of data, many mash-based wireless networks devices are adopted to collect status information. Since these nodes are ...
- rfcNovember 2020
RFC 8931: IPv6 over Low-Power Wireless Personal Area Network (6LoWPAN) Selective Fragment Recovery
This document updates RFC 4944 with a protocol that forwards individual fragments across a route-over mesh and recovers them end to end, with congestion control capabilities to protect the network.
- research-articleJanuary 2020
Investigation on optimisation, prioritising and weight allocation techniques for load balancing and controlling multimedia traffic in wireless mesh network
International Journal of Business Information Systems (IJBIS), Volume 33, Issue 2Pages 250–266https://doi.org/10.1504/ijbis.2020.105161Wireless mesh network (WMN) is a type of wireless ad hoc network where radio nodes are wirelessly connected within sizable geographic area through mesh topology. The best path is identified by routing metrics to ensure efficient data transmission from ...
- research-articleJanuary 2020
A novel cross-layer P2P mechanism for dynamic wireless mesh networks
ICCIP '19: Proceedings of the 5th International Conference on Communication and Information ProcessingPages 237–241https://doi.org/10.1145/3369985.3370018In this paper we study the interactions between peer selection, routing and channel assignment while deploying a novel P2P (Peer-to-Peer) system, IPFS (Inter Planetary File System), over Wireless Mesh Networks (WMNs). Because common P2P protocols do not ...
- posterApril 2019
Evaluation of a LoRa mesh wireless networking system supporting time-critical transmission and data lost recovery: poster abstract
IPSN '19: Proceedings of the 18th International Conference on Information Processing in Sensor NetworksPages 317–318https://doi.org/10.1145/3302506.3312607This paper evaluates a LoRa mesh networking system for large-area monitoring of sensor applications. A prior study [1] proposed a LoRa-based wireless mesh network that supported periodic data collection. In this study, we further evaluated how data ...
- abstractApril 2019
Extending LoRa networks: dynamic routing protocols and sub-GHz radio technology for very long range mesh networks: student research abstract
SAC '19: Proceedings of the 34th ACM/SIGAPP Symposium on Applied ComputingPages 1396–1397https://doi.org/10.1145/3297280.3297655Sub-GHz radio technologies operating in ISM bands, such as LoRa1, have become very popular as the wireless data transmission mechanism for IoT applications. Their great link budget allows nodes to reach several km while keeping power usage low. Most of ...
- research-articleJune 2018
Synchronized progress in interconnection networks (SPIN): a new theory for deadlock freedom
ISCA '18: Proceedings of the 45th Annual International Symposium on Computer ArchitecturePages 699–711https://doi.org/10.1109/ISCA.2018.00064One of the most fundamental design challenges in any interconnection network is that of routing deadlocks. A deadlock is a cyclic dependence between buffers that renders forward progress impossible. Deadlocks are a necessary evil and almost every on-...
- research-articleNovember 2017
Seamless: seam erasure and seam-aware decoupling of shape from mesh resolution
ACM Transactions on Graphics (TOG), Volume 36, Issue 6Article No.: 216, Pages 1–15https://doi.org/10.1145/3130800.3130897A parameterization decouples the resolution of a signal on a surface from the resolution of the surface geometry. In practice, parameterized signals are conveniently and efficiently stored as texture images. Unfortunately, seams are inevitable when ...