该教程全面阐述了CCDC变化监测过程中所需用到的全部流程,冰包含了相关的下载代码,你只需要修改自己的研究区即可在谷歌地球引擎中(GEE)实现CCDC的全过程分析。 土地覆盖变化影响自然和人为环境,并被全球气候观测系统视为基本气候变量。例如,荒漠化导致从植被生态系统到沙漠的土地覆盖过渡,毁林导致森林转变为人为改造的土地利用,城市发展可以将自然环境转变为建筑物和道路覆盖的环境。为了了解这些过渡的影响,在国家至区域尺度上对其进行量化至关重要,这通过遥感分析来实现。 使用遥感数据监测土地变化需要将图像转换为关于景观变化的有用信息的方法。一个被广泛应用的方法是连续变化检测和分类(CCDC;Zhu and Woodcock 2014)。本教程将演示如何在Google Earth Engine上应用CCDC进行土地变化监测。
2024-11-20 22:50:04 904KB 课程资源 ccdc 变化检测
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连续时间下的随机控制,主要介绍动态规划原则,HJB方程(有限时间、无限时间、停时)、最优停时问题、粘性解以及脉冲控制 该书是对上述问题/模型/理论的基础介绍,不过多涉及深层次定理证明,适用于入门
2023-06-24 23:39:13 699KB 随机控制 HJB方程
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DRLND-project-2 该存储库包含项目2的实现。 项目详情 到达者 该项目实现了PPO,用于解决Unity环境中的连续控制问题-使机械臂跟随旋转的航点-在具有20个代理的变体版本上。 最终执行记录: 当手臂末端位于目标球体内/目标航路点的固定范围内时,每个代理随时间累积的奖励。 代理的目标是遵循路标。 对于每个代理,状态空间具有33个维度,而动作空间具有4个连续维度。 该任务是情节性的,当特工在100个连续情节中获得+30的平均分数时,该任务被认为已解决。 履带式 该项目的可选/额外/挑战部分是控制爬虫。 在面对正确方向和该方向的速度时,每个四脚实体尝试遵循目标目标时,每个代理随时间累积的奖励。 该环境具有12个代理,每个代理以129维观察状态,并以20维控制动作。 该环境基于。 入门 依存关系 可以根据依赖关系来设置此项目的依赖关系。 以下说明将引导您逐步设置该
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软件工厂:即用型持续集成平台
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语音语料库_part_1 TRAIN DR1 TIMIT contains a total of 6300 sentences, 10 sentences spoken by each of 630 speakers from 8 major dialect regions of the United States. Table 1 shows the number of speakers for the 8 dialect regions, broken down by sex. The percentages are given in parentheses. A speaker's dialect region is the geographical area of the U.S. where they lived during their childhood years.
2022-12-08 11:28:48 40.05MB 音频数据集
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语音语料库_part_2 TRAIN DR2 TIMIT contains a total of 6300 sentences, 10 sentences spoken by each of 630 speakers from 8 major dialect regions of the United States. Table 1 shows the number of speakers for the 8 dialect regions, broken down by sex. The percentages are given in parentheses. A speaker's dialect region is the geographical area of the U.S. where they lived during their childhood years.
2022-12-08 11:28:48 80.61MB 音频数据集
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语音语料库_part_3 TRAIN DR3 TIMIT contains a total of 6300 sentences, 10 sentences spoken by each of 630 speakers from 8 major dialect regions of the United States. Table 1 shows the number of speakers for the 8 dialect regions, broken down by sex. The percentages are given in parentheses. A speaker's dialect region is the geographical area of the U.S. where they lived during their childhood years.
2022-12-08 11:28:47 80.92MB 音频数据集
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语音语料库_part_4 TRAIN DR4 TIMIT contains a total of 6300 sentences, 10 sentences spoken by each of 630 speakers from 8 major dialect regions of the United States. Table 1 shows the number of speakers for the 8 dialect regions, broken down by sex. The percentages are given in parentheses. A speaker's dialect region is the geographical area of the U.S. where they lived during their childhood years.
2022-12-08 11:28:47 74.42MB 音频数据集
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语音语料库_part_5 TRAIN DR5 TIMIT contains a total of 6300 sentences, 10 sentences spoken by each of 630 speakers from 8 major dialect regions of the United States. Table 1 shows the number of speakers for the 8 dialect regions, broken down by sex. The percentages are given in parentheses. A speaker's dialect region is the geographical area of the U.S. where they lived during their childhood years.
2022-12-08 11:28:46 80.38MB 音频数据集
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语音语料库_part_6 TRAIN DR6 TIMIT contains a total of 6300 sentences, 10 sentences spoken by each of 630 speakers from 8 major dialect regions of the United States. Table 1 shows the number of speakers for the 8 dialect regions, broken down by sex. The percentages are given in parentheses. A speaker's dialect region is the geographical area of the U.S. where they lived during their childhood years.
2022-12-08 11:28:45 38.72MB 音频数据集
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