NASA’s Integrated Multi-satellitE Retrievals for GPM (IMERG) algorithm combines information from the GPM satellite constellation to estimate precipitation over the majority of the Earth's surface. IMERG is particularly valuable over areas of Earth's surface that lack ground-based precipitation-measuring instruments, including oceans and ...

2025年1月17日 · imerg是专为全球降水计划gpm而生的最新一代多卫星融合反演降水数据，是gpm的3级产品。 它充分利用 GPM 平台上所有的 卫星 传感器提供的 数据 （包括主被动微波传感器和各类红外 数据 传感器等等），也充分借鉴之前TRMM时代基本成熟的各类 卫星 降水 反演算法 ...

2023年7月13日 · The Integrated Multi-satelliE Retrievals for GPM (*IMERG*) is the unified U.S. algorithm that provides the multi-satellite precipitation product for the U.S. GPM team.

2025年1月16日 · 全球降水测量（GPM）是一项国际卫星任务，每三小时提供一次全球雨雪的下一代观测数据。 用于全球降水测量的综合多卫星检索（IMERG）是一种统一算法，结合全球降水测量星座中所有被动微波仪器的数据提供降水量估算。 该算法旨在对所有卫星微波降水量估算值进行相互校准、合并和内插，并结合微波校准的红外（IR）卫星估算值、降水量计分析值以及可能的其他降水量估算值，以精细的时间和空间尺度对全球降水测量卫星（TRMM）和全球降水测量卫 …

2022年1月1日 · In this study, we performed a systematic review of the available literature to assess the performance of the Integrated Multi-Satellite Retrievals for GPM (IMERG) products across different geographical locations and climatic conditions around the globe.

2020年4月11日 · The Integrated Multi-satellitE Retrievals for the Global Precipitation Measurement (GPM) mission (IMERG) is a US GPM Science Team precipitation product. IMERG uses inter-calibrated estimates from the international constellation of …

The broad concept of IMERG is to take advantage of the available satellite constellation capable of observing precipitation, using the Global Precipitation Measurement (GPM) and Tropical Rainfall Measuring Mission (TRMM) satellites as the calibration reference, to produce a gridded precipitation product at a high resolution that caters to users ...

2025年3月17日 · NASA GPM-IMERG: The Integrated Multi-satellitE Retrievals for GPM (IMERG) algorithm combines information from the GPM satellite constellation to estimate precipitation over the majority of the Earth's surface.

2025年3月18日 · The NASA Integrated Multi-satellitE Retrievals for GPM (IMERG) algorithm combines information from the GPM satellite constellation to estimate precipitation over the majority of the Earth's surface. This algorithm is particularly valuable over the majority of the Earth's surface that lacks precipitation-measuring instruments on the ground.

2024年10月30日 · 在气象学领域，IMERG (Integrated Multi-satellitE Retrievals for GPM) 数据集的最新研究方向主要集中在提高全球降水估计的精度和时空分辨率。 研究者们通过融合多源卫星数据，优化算法模型，以期在复杂地形和气候条件下提供更为准确的降水信息。