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moveVis: Animating movement trajectories in synchronicity with static or temporally dynamic environmental data in r
Methods in Ecology and Evolution ( IF 6.3 ) Pub Date : 2020-03-15 , DOI: 10.1111/2041-210x.13374
Jakob Schwalb‐Willmann 1 , Ruben Remelgado 2 , Kamran Safi 3 , Martin Wegmann 1
Affiliation  

  1. Visualizing movement data is challenging: While traditional spatial data can be sufficiently displayed as two‐dimensional plots or maps, movement trajectories require the representation of time in a third dimension. To address this, we present moveVis, an r package, which provides tools to animate movement trajectories, overlaying simultaneous uni‐ or multi‐temporal raster imagery or vector data.
  2. moveVis automates the processing of movement and environmental data to turn such into an animation. This includes (a) the regularization of movement trajectories enforcing uniform time instances and intervals across all trajectories, (b) the frame‐wise mapping of movement trajectories onto temporally static or dynamic environmental layers, (c) the addition of customizations, for example, map elements or colour scales and (d) the rendering of frames into an animation encoded as GIF or video file.
  3. moveVis is designed to display interactions and concurrencies of animal movement and environmental data. We present examples and use cases, ranging from data exploration to visualizing scientific findings.
  4. Static spatial plots of movement data disregard the temporal dimension that distinguishes movement from other spatial data. In contrast, animations allow to display relocation in both time and space. We deem animations a powerful way to visually explore movement data, frame analytical findings and display potential interactions with spatially continuous and temporally dynamic environmental covariates.


中文翻译:

moveVis:与r中的静态或时间动态环境数据同步地对运动轨迹进行动画处理

  1. 可视化运动数据具有挑战性:尽管传统空间数据可以作为二维图或地图充分显示,但运动轨迹需要以三维表示时间。为了解决这个问题,我们提出了rmoveVis,它提供了动画运动轨迹的工具,可以同时覆盖单时或多时栅格图像或矢量数据。
  2. moveVis使运动和环境数据的处理自动化,从而将其转换为动画。这包括(a)对运动轨迹进行正则化,以强制所有时间轨迹上的统一时间实例和间隔;(b)将运动轨迹逐帧映射到时间静态或动态环境层上;(c)添加自定义项,例如,地图元素或色标,以及(d)将帧渲染为编码为GIF或视频文件的动画。
  3. moveVis旨在显示动物运动和环境数据的交互和并发性。我们提供了示例和用例,范围从数据探索到可视化科学发现。
  4. 运动数据的静态空间图忽略了区分运动与其他空间数据的时间维度。相反,动画允许在时间和空间上显示重定位。我们认为动画是一种强大的方式,可以直观地探索运动数据,构架分析结果并显示与空间连续和时间动态环境协变量的潜在相互作用。
更新日期:2020-03-15
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