Results 81 to 90 of about 3,343 (219)

Hamiltonian cycle and related problems : vertex-breaking, grid graphs, and Rubik's Cubes

open access: yes, 2017
Thesis: M. Eng., Massachusetts Institute of Technology, Department of Electrical Engineering and Computer Science, 2017.This electronic version was submitted by the student author.
Rudoy, Mikhail
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Spatiotemporal Assessment of Groundwater Interactions With a Regulated River: A Case Study of the Nechako River, Canada

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Regulated rivers represent complex hydrological systems where groundwater–surface water interactions are governed by natural conditions and human interventions. This study investigates the spatiotemporal dynamics of groundwater–surface water exchanges in the Nechako River, British Columbia (Canada), using numerical simulations.
Milad Fakhari   +4 more
wiley   +1 more source

Computational Aerodynamics on unstructed meshes [PDF]

open access: yes, 2004
New 2D and 3D unstructured-grid based flow solvers have been developed for simulating steady compressible flows for aerodynamic applications. The codes employ the full compressible Euler/Navier-Stokes equations.
Zheng, Yun
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On the compatibility of single‐scan terrestrial LiDAR with digital photogrammetry and field inventory metrics of vegetation structure in forest and agroforestry landscapes

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
The single‐scan approach to terrestrial laser scanning (TLS) and the self‐terrain‐normalized form of drone‐based digital aerial photogrammetry (DAP) offer practical options for rapid assessment of the vegetation structure in tropical landscapes.
Magnus Onyiriagwu   +7 more
wiley   +1 more source

Algorithsm for Embedding 6-Planar Graphs in Triangular grids

open access: yes, 1995
그래프 임베딩이란 주어진 그래프 G의 정점과 에지를 목적에 맞는 다른 그래프 H의 정점과 경로로 일대일 대응시키는 것이다. 그리드 임베딩은 주어진 그래프 G를 그리드 그래프 상으로 대응시키는 것으로서 G의 정점은 그리드의 정점으로 에지는 그리드 상의 경로로 대응된다. 그리드 임베딩은 VLSI 회로 설계에 주로 이용되며 그 특성상 면적, 굴곡부의 갯수, 최장 에지의 길이, 에지의 교차수 등을 줄이는 제약 조건을 갖게 되는데, 이러한 조건에 부합하면서 ...
조미혜
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Network Latency Estimation for Telesurgery Using Deep Reinforcement Learning

open access: yesSmartBot, EarlyView.
Overview of the proposed two‐stage deep reinforcement learning framework for network latency prediction in telesurgery. The pipeline includes data collection from simulated catheter navigation sessions (Philippines–Botswana), feature engineering, DQN‐based direction prediction (85.8% accuracy), direction‐to‐value transformation, and value forecasting ...
Bakang Kgopolo   +2 more
wiley   +1 more source

Use of random walk in two-dimensional lattice graphs to describe influence of wind and sea currents on oil slick movement

open access: yes, 2016
The concept of oil slick movement being influenced by wind and sea currents is elementary for the decision model of the distribution of large oil spill emergency control means at sea. The analysis of water area conditions such as wind and sea currents is
Guze, S., Mazurek, J., Smolarek, L.
core   +1 more source

Low Temperature Site‐Specific Pulsed Laser Annealing of MoS2

open access: yesSmall, EarlyView.
The application of laser pulses, of extremely short duration, is investigated as a potential new method to modify the atomic structure of ultrathin 2D materials for use in the creation of future electrical devices. The process is efficient, offering a site‐specific functionality, where regions of an electronic device that only requires annealing is ...
Nazar Farid   +13 more
wiley   +1 more source

Hot Injection Synthesis of Ultrathin Bi2Se3 Nanosheets With Controllable Dimensions

open access: yesSmall Methods, EarlyView.
Graphic of hot‐injection method for synthesizing Bi2Se3${\rm Bi}_2{\rm Se}_3$ nanoplatelets of controlled shape, thickness, and lateral size. The ultra‐thin regime is achievable, which is interesting for studying topological phase transitions. ABSTRACT In this work, a synthesis method for colloidal nanoplatelets (NPLs) of the topological insulator ...
Jara F. Vliem   +2 more
wiley   +1 more source

Optimizing the Width of a Visibility Representation of Planar Graphs

open access: yes, 2007
一個平面圖形的 visibility representation 是將圖的點表示成水平線,圖的線表示成垂直線. 如此表示平面圖的圖形的畫法,在圖的面積,長或寬度上有一定的限制.這篇論文我們是要解決他寛度最適的問題.我們找到了最適寛度的畫法In a visibility representation of a planar graph G, each node of G is represented by a horizontal segment and each edge of G is ...
范家豪, FAN, Jia-Hao
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