作者: 不連貫 時間: 2025-3-21 22:10
Crossing Minimization and Layouts of Directed Hypergraphs with Port Constraintsere crossings are modeled by dummy nodes..Furthermore, we present the new problem of computing an orthogonal upward drawing with minimal number of crossings from such an UPR, and show that it can be solved efficiently by providing a simple method.作者: RAG 時間: 2025-3-22 00:51
https://doi.org/10.1007/978-94-017-2270-4We present a system for the visualization of relational information on the smartphones. It is implemented on the iPhone and on the Google Android platforms and is based on a new visualization paradigm that poses interesting algorithmic challenges. We also show customizations of the system to explore and visualize popular social networks.作者: 敬禮 時間: 2025-3-22 06:40
Bandwidth-Dependent Semiparametric Methods,We study methods for drawing trees with perfect angular resolution, i.e., with angles at each vertex, ., equal to 2./.(.). We show:.Thus, our results explore what is achievable with straight-line drawings and what more is achievable with Lombardi-style drawings, with respect to drawings of trees with perfect angular resolution.作者: 圣歌 時間: 2025-3-22 10:42
Drawing Graphs on a SmartphoneWe present a system for the visualization of relational information on the smartphones. It is implemented on the iPhone and on the Google Android platforms and is based on a new visualization paradigm that poses interesting algorithmic challenges. We also show customizations of the system to explore and visualize popular social networks.作者: 警告 時間: 2025-3-22 12:58 作者: 警告 時間: 2025-3-22 21:04
https://doi.org/10.1007/978-94-010-1015-3h a polyline drawing with at most two bends per edge has .(.) edges. This result remains true when each crossing occurs at an angle from a small set of angles. We also provide several extensions that might be of independent interest.作者: CANDY 時間: 2025-3-22 23:07 作者: Anthem 時間: 2025-3-23 03:06
Public Investment and State Choice,s circular arcs rather than as line segments or polylines, and the vertices have .: the edges are equally spaced around each vertex. We describe algorithms for finding Lombardi drawings of regular graphs, graphs of bounded degeneracy, and certain families of planar graphs.作者: 浪蕩子 時間: 2025-3-23 05:54
Efficient and Adaptive Error Recovery,o edge segments meeting at a vertex or a bend. We show that every graph of maximum degree four can be drawn in three dimensions with at most three bends per edge, and with 109.5° angles, i.e., the angular resolution of the diamond lattice, between any two edge segments meeting at a vertex or bend.作者: hidebound 時間: 2025-3-23 23:10 作者: 教唆 時間: 2025-3-24 02:37 作者: Fecal-Impaction 時間: 2025-3-24 08:39 作者: 鞏固 時間: 2025-3-24 10:52 作者: CORD 時間: 2025-3-24 16:53 作者: ERUPT 時間: 2025-3-24 20:48 作者: 奇怪 時間: 2025-3-25 00:12
Difference Map Readability for Dynamic Graphsenting the evolution of the dynamic graph over time on three interfaces. We found evidence that difference maps produced significantly fewer errors when determining the number of edges inserted or removed from a graph as it evolves over time. Also, difference maps were significantly preferred on all tasks.作者: 感激小女 時間: 2025-3-25 06:26 作者: 使腐爛 時間: 2025-3-25 09:30 作者: condemn 時間: 2025-3-25 13:37
Orthogonal Graph Drawing with Flexibility Constraintsfixed..We give a polynomial-time algorithm for this problem when the flexibility of each edge is positive. This includes as a special case the problem of deciding whether . admits a drawing with at most one bend per edge.作者: Exterior 時間: 2025-3-25 17:56
Drawing Ordered (,???1)–Ary Trees on ,–Gridshe common hierarchical case. First, we generalize the .–hardness of minimal width in hierarchical drawings of ordered trees to (.???1)–ary trees on .–grids and then we generalize the Reingold and Tilford algorithm to .–grids.作者: 拾落穗 時間: 2025-3-25 22:53
Optimizing Regular Edge Labelingsve many RELs and hence many rectangular duals. Depending on the specific application different duals might be desirable. In this paper we consider optimization problems on RELs and show how to find optimal or near-optimal RELs for various quality criteria. Furthermore, we give upper and lower bounds on the number of RELs.作者: 要素 時間: 2025-3-26 03:53 作者: Omnipotent 時間: 2025-3-26 04:30 作者: Ccu106 時間: 2025-3-26 10:55
Haidou Wang,Binshi Xu,Jiajun Liufixed..We give a polynomial-time algorithm for this problem when the flexibility of each edge is positive. This includes as a special case the problem of deciding whether . admits a drawing with at most one bend per edge.作者: inclusive 時間: 2025-3-26 16:30
Micromachining Using Pulsed Water Droplets,he common hierarchical case. First, we generalize the .–hardness of minimal width in hierarchical drawings of ordered trees to (.???1)–ary trees on .–grids and then we generalize the Reingold and Tilford algorithm to .–grids.作者: 消耗 時間: 2025-3-26 16:51 作者: FORGO 時間: 2025-3-26 21:54 作者: 內(nèi)部 時間: 2025-3-27 01:08 作者: Negligible 時間: 2025-3-27 08:28
Nanofabrication by Self-Assembly, contribution of the paper consists of drawings of asymptotically optimal total resolution for complete graphs (circular drawings) and for complete bipartite graphs (2-layered drawings). In addition, we present and experimentally evaluate a force-directed based algorithm that constructs drawings of large total resolution.作者: LAVA 時間: 2025-3-27 11:41
Imtiaz Ahmed,M. Fernando Gonzalez-Zalbaalization technique for queue and deque (double-ended queue) graphs. It provides new insights into the characteristics of these fundamental data structures and extends to the visualization of mixed layouts with stacks and queues. Our main result states that a graph is a deque graph if and only if it has a plane linear cylindric drawing.作者: 是比賽 時間: 2025-3-27 14:54 作者: charisma 時間: 2025-3-27 17:52 作者: 發(fā)怨言 時間: 2025-3-27 23:30
Maximizing the Total Resolution of Graphs contribution of the paper consists of drawings of asymptotically optimal total resolution for complete graphs (circular drawings) and for complete bipartite graphs (2-layered drawings). In addition, we present and experimentally evaluate a force-directed based algorithm that constructs drawings of large total resolution.作者: Mets552 時間: 2025-3-28 06:08 作者: OVER 時間: 2025-3-28 08:46
On Graphs Supported by Line Setsby any set of parallel lines. On the negative side, we prove that no set of . lines that intersect in a common point supports all .-vertex planar graphs. Finally, we show that there exists a set of . lines in general position that does not support all .-vertex planar graphs.作者: VICT 時間: 2025-3-28 10:43 作者: LINES 時間: 2025-3-28 16:26
Micro Total Analysis Systems 2002th that monotonically increases with respect to some direction. We show algorithms for constructing monotone planar drawings of trees and biconnected planar graphs, we study the interplay between monotonicity, planarity, and convexity, and we outline a number of open problems and future research dir作者: MOAT 時間: 2025-3-28 20:41 作者: 滔滔不絕的人 時間: 2025-3-28 23:22
https://doi.org/10.1007/978-94-011-5286-0e planar straight-line embeddings both for .. and for ... The most prominent problem in this area is the question whether a tree and a path can always be simultaneously embedded. We answer this question in the negative by providing a counterexample. Additionally, since the counterexample uses disjoi作者: 厭食癥 時間: 2025-3-29 03:10 作者: overhaul 時間: 2025-3-29 07:25 作者: 口訣法 時間: 2025-3-29 11:42
Imtiaz Ahmed,M. Fernando Gonzalez-Zalbaght end vertex of each edge represents the addition and removal of the item to the used data structure. A graph admitting a stack or queue layout is a stack or queue graph, respectively..Typical stack and queue layouts are rainbows and twists visualizing the LIFO and FIFO principles, respectively. H作者: 運氣 時間: 2025-3-29 18:29
Size Effects in Nanoindentation,of the layout computation. In order to do this, approaches for the different multilevel phases refinement, placement, layout, and optionally scaling and postprocessing need to be implemented. A number of multilevel layout algorithms have been proposed already, which differ in the way these phases ar作者: Calibrate 時間: 2025-3-29 23:42
Haidou Wang,Binshi Xu,Jiajun Liudmit a planar embedding on the grid such that each edge . has at most flex(.) bends? Note that in our setting the combinatorial embedding of . is not fixed..We give a polynomial-time algorithm for this problem when the flexibility of each edge is positive. This includes as a special case the problem作者: Insatiable 時間: 2025-3-30 03:43
Micromachining Using Pulsed Water Droplets,trees drawn on the orthogonal grid. For aesthetically pleasing tree drawings on these grids, we additionally present various restrictions similar to the common hierarchical case. First, we generalize the .–hardness of minimal width in hierarchical drawings of ordered trees to (.???1)–ary trees on .–作者: depreciate 時間: 2025-3-30 07:23 作者: 戲服 時間: 2025-3-30 09:27
https://doi.org/10.1007/978-3-319-09674-2ike previous algorithms for this problem, which may produce drawings with exponential area, our method produces drawings with polynomial area. In addition, we allow for collinear points on the boundary, provided such vertices do not create overlapping edges. Thus, we solve an open problem of Duncan 作者: LANCE 時間: 2025-3-30 14:28
A. Srividya,Adityah Ganesh,D. Rathnaprabha of drawing directed hypergraphs with (and without) port constraints, which cover multiple real-world graph drawing applications like data flow diagrams and electric schematics..Most existing algorithms for drawing hypergraphs with port constraints are adaptions of the framework originally proposed 作者: elucidate 時間: 2025-3-30 19:42
https://doi.org/10.1007/0-387-32989-7le resolution, and geodesic edge tendency. It describes two heuristics designed within the . framework that combines two classical graph drawing approaches: the force-directed approach and a planarization-based approach (e.g., the topology-shape-metrics approach). An extensive experimental analysis 作者: PATRI 時間: 2025-3-30 21:14 作者: Obliterate 時間: 2025-3-31 02:45
Public Investment and State Choice,s circular arcs rather than as line segments or polylines, and the vertices have .: the edges are equally spaced around each vertex. We describe algorithms for finding Lombardi drawings of regular graphs, graphs of bounded degeneracy, and certain families of planar graphs.作者: Ballerina 時間: 2025-3-31 08:37
Efficient and Adaptive Error Recovery,o edge segments meeting at a vertex or a bend. We show that every graph of maximum degree four can be drawn in three dimensions with at most three bends per edge, and with 109.5° angles, i.e., the angular resolution of the diamond lattice, between any two edge segments meeting at a vertex or bend.作者: Pander 時間: 2025-3-31 10:13 作者: 斗爭 時間: 2025-3-31 14:24 作者: 名詞 時間: 2025-3-31 18:06
Upward Geometric Graph Embeddings into Point Setsn. We solve two questions posed by Binucci .?[.]. Namely, we prove that the classes of directed graphs with an upward straight-line embedding into every point set in convex position and with an upward straight-line embedding into every point set in general position do not coincide, and we prove that作者: 木訥 時間: 2025-3-31 23:07 作者: Carcinogenesis 時間: 2025-4-1 02:02 作者: PHAG 時間: 2025-4-1 08:19 作者: 條街道往前推 時間: 2025-4-1 13:22 作者: 緩解 時間: 2025-4-1 14:42
An Experimental Evaluation of Multilevel Layout Methodsof the layout computation. In order to do this, approaches for the different multilevel phases refinement, placement, layout, and optionally scaling and postprocessing need to be implemented. A number of multilevel layout algorithms have been proposed already, which differ in the way these phases ar作者: NEEDY 時間: 2025-4-1 21:08
Orthogonal Graph Drawing with Flexibility Constraintsdmit a planar embedding on the grid such that each edge . has at most flex(.) bends? Note that in our setting the combinatorial embedding of . is not fixed..We give a polynomial-time algorithm for this problem when the flexibility of each edge is positive. This includes as a special case the problem作者: 有惡意 時間: 2025-4-2 02:21
Drawing Ordered (,???1)–Ary Trees on ,–Gridstrees drawn on the orthogonal grid. For aesthetically pleasing tree drawings on these grids, we additionally present various restrictions similar to the common hierarchical case. First, we generalize the .–hardness of minimal width in hierarchical drawings of ordered trees to (.???1)–ary trees on .–作者: Triglyceride 時間: 2025-4-2 05:39 作者: EXALT 時間: 2025-4-2 07:13
Drawing Graphs in the Plane with a Prescribed Outer Face and Polynomial Areaike previous algorithms for this problem, which may produce drawings with exponential area, our method produces drawings with polynomial area. In addition, we allow for collinear points on the boundary, provided such vertices do not create overlapping edges. Thus, we solve an open problem of Duncan 作者: hurricane 時間: 2025-4-2 12:38
Crossing Minimization and Layouts of Directed Hypergraphs with Port Constraints of drawing directed hypergraphs with (and without) port constraints, which cover multiple real-world graph drawing applications like data flow diagrams and electric schematics..Most existing algorithms for drawing hypergraphs with port constraints are adaptions of the framework originally proposed
