The total variation constraint item is added to the wave equation inversion objective functional, to improve the stability and the resolution of inversion.

将波动方程反演的目标泛函加入全变差约束项，提高反演过程的稳定性和反演结果的分辨率。

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The joint inversion problem of gravimetric and seismic data in layered medium can be converted into an optimization problem by introducing a weighted least square objective functional.

该方法通过引入加权最小平方目标泛函，将层状介质中的重力、地震资料联合反演问题转化成具体的优化问题。

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This marks a first for cancer detection, offering physicians a real-time objective look at the functional behavior of a living cell .

FORBES: Early detection is your best defense.