ground truth

基本解釋

Broderick’s pattern-recognition process told him that these contrary reports were the ground truth he was looking for.
Broderick的模式識(shí)別系統(tǒng)告訴他這個(gè)矛盾的報(bào)道就是他所等待的“真正的事實(shí)”。
However, the independent validation for these techniques have not been carried out due to difficulties in accessing ground truth of snow covered area.
但是，缺乏相對(duì)獨(dú)立的騐証手段來評(píng)價(jià)各種分類方法，其主要原因是缺乏地麪真實(shí)狀態(tài)數(shù)據(jù)。
These experiences had taught him that early reports surrounding a major event are often false: It’s better to wait for the “ground truth” from a reliable source before acting.
這些經(jīng)騐都告訴他通常一個(gè)重要事件的早期報(bào)告都是錯(cuò)的——在實(shí)際行動(dòng)前最好是等待可靠的來源給出“真正的事實(shí)”。

The technology processes remote-sensing data, including data from the LANDSAT and RADAR satellites, in combination with ground truth data provided by a ground penetrating radar and other information drawn from geological, hydrogeological, geographical, hydrological and climate data and, when dealing with deep aquifers, seismological data.
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The Mountain View, California has also driven more than 5 million unique miles as part of its five-year quest (called project Ground Truth) to build more accurate maps from its own raw data rather than licensing map content from others, said Brian McClendon, head of Google maps.
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