简介：1SignificanceofAllSolidStateLaser(DPL)TechnologyinFieldofLaserBecauseoftheadvantagesofhighconversionefficiency,goodbeamquality,smallsizeandlightweight,DPLbecomesthehotspotandpriorityofdevelopmentoflasertechnology.Itmaybethemainbodyoflaserinthefutureandreplacegaslaserandliquidlaser.Itisagreatrevolutionoflasertechnology.ThedevelopedcountriesvieindevelopingDPL.Chinahasachievedgreatsuccessinthisfield,butthereisawidegapbetweenthedevelopedcountriesandus.Weshouldattachgreatimportancetoit.
简介：Acquiringdeep-spaceimageswithhighspatialresolutionandsensitivityisimportantforspace-debrissurveillanceandearlywarning.Weproposeanovelcomputationalimaging(CI)methodforhigh-sensitivityimageacquisitioninthisletter.TheproposedapproachintroducesCIintoimageformation.Theproposedcapturingprocessconductsminormodificationsforcamerastoencodemoredesirableinformationduringcapture,whichispracticalforhardwareimplementation.Thelatentimageisreconstructedbyformulatingarecoveryproblemintoanoptimizationproblem,whichissolvedwithiterativelyreweightedleastsquaretechnique.Theexperimentalresultsclearlyshowtheeffectivenessoftheproposedmethod.
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