Single-pixel imaging(SPI)through complex media remains challenging.In this paper,we report high-resolution common-path SPI with dual polarization using random-frequency-encoded time sequences in complex environments w...Single-pixel imaging(SPI)through complex media remains challenging.In this paper,we report high-resolution common-path SPI with dual polarization using random-frequency-encoded time sequences in complex environments where the illumination and detection paths are severely distorted.By leveraging a common-path optical configuration with orthogonal polarization states,a series of dynamic scaling factors can be corrected.The designed random-frequency encoding scheme disperses scattering-induced noise into artifacts to be simply removed.It is demonstrated in optical experiments that the proposed method is feasible and effective to reconstruct highresolution object images in complex environments.The proposed method does not require complex optical components and prior knowledge about scattering media,providing a robust solution for high-resolution optical imaging in complex scenarios where the illumination and detection paths are severely distorted at the same time.展开更多
The theory of shared control combines organically the control of every controlled ele-ments and with it all the controlled elements share the same control element. Applying theschemes of shared control searched by ass...The theory of shared control combines organically the control of every controlled ele-ments and with it all the controlled elements share the same control element. Applying theschemes of shared control searched by assembly programs, an integrated control of all the ele-ments is fulfilled. The distinguishing point of the method is that the maximum control output canbe obtained with the least input information. Hence it is the optimum for the conversion of com-bination states. Finally, a thared rotary valve is designed, and it is the simplest with only onegroup of control holes.展开更多
基金National Natural Science Foundation of China(62405256)Hong Kong Research Grants Council General Research Fund(15224921,15223522,15237924)+2 种基金Hong Kong Research Grants Council Collaborative Research Fund(C5047-24G)Basic and Applied Basic Research Foundation of Guangdong Province(2023A1515010831,2025A1515011411)The Hong Kong Polytechnic University(1-CDJA,1-WZ4M).
文摘Single-pixel imaging(SPI)through complex media remains challenging.In this paper,we report high-resolution common-path SPI with dual polarization using random-frequency-encoded time sequences in complex environments where the illumination and detection paths are severely distorted.By leveraging a common-path optical configuration with orthogonal polarization states,a series of dynamic scaling factors can be corrected.The designed random-frequency encoding scheme disperses scattering-induced noise into artifacts to be simply removed.It is demonstrated in optical experiments that the proposed method is feasible and effective to reconstruct highresolution object images in complex environments.The proposed method does not require complex optical components and prior knowledge about scattering media,providing a robust solution for high-resolution optical imaging in complex scenarios where the illumination and detection paths are severely distorted at the same time.
文摘The theory of shared control combines organically the control of every controlled ele-ments and with it all the controlled elements share the same control element. Applying theschemes of shared control searched by assembly programs, an integrated control of all the ele-ments is fulfilled. The distinguishing point of the method is that the maximum control output canbe obtained with the least input information. Hence it is the optimum for the conversion of com-bination states. Finally, a thared rotary valve is designed, and it is the simplest with only onegroup of control holes.
