14 Result(s)

Article

Mixed-modality speech recognition and interaction using a wearable artificial throat

Researchers have recently been pursuing technologies for universal speech recognition and interaction that can work well with subtle sounds or noisy environments. Multichannel acoustic sensors can improve the ...

Qisheng Yang, Weiqiu **, Qihang Zhang, Yuhong Wei… in Nature Machine Intelligence (2023)

Article

Role of VEGF-A/C and CCR-7 in the enhanced metastasis of A549 cells induced by 2 and 4 Gy X-rays in vitro and in vivo

Radiotherapy is a common strategy in treating lung cancer. Accumulating evidence suggested that radiotherapy has the potential to promote the metastasis and invasion of carcinoma cells. In this study, we aimed...

** Lv, QiSheng Jiang, **uJun Song, CuiLan Wang… in Science China Technological Sciences (2014)

Article

The impact of X-rays on the expressions of miR-130a/miR-25 and its potential role in the enhanced metastasis of A549 cell lines in vitro induced by X-rays

We aimed to investigate the impact of X-rays on miR-130a and miR-25 expressions of A549 cell lines and to understand the mechanism of miR-130a and miR-25 on the regulation of invasion and metastasis of A549 ce...

** Lv, SiNian Wang, **uJun Song, **ao Li, Rui He… in Science China Technological Sciences (2013)

Article

Remote sensing based shrub above-ground biomass and carbon storage map** in Mu Us desert, China

The estimation of above-ground biomass (AGB) and carbon storage is very important for arid and semi-arid ecosystems. HJ-1A/B satellite data combined with field measurement data was used for the estimation of s...

Min Xu, Chun**ang Cao, Qing** Tong, ZengYuan Li… in Science China Technological Sciences (2010)

Article

Coronal structure and brightness profile of the total solar eclipse on August 1, 2008

Solar corona is the outermost part of the solar atmosphere. Coronal activities influence space environment between the Sun and the Earth, space weather and the Earth itself. The total solar eclipse (TSE) is th...

HaiBin Zhao, QiSheng Lin, Yi** Chen, Sheng **, ZhenBiao Guan… in Chinese Science Bulletin (2009)

Article

Synchronous estimation of DTM and fractional vegetation cover in forested area from airborne LIDAR height and intensity data

We proposed a method to separate ground points and vegetation points from discrete return, small footprint airborne laser scanner data, called skewness change algorithm. The method, which makes use of intensit...

YunFei Bao, Chun**ang Cao, Hao Zhang… in Science in China Series E: Technological S… (2008)

Article

SHRIMP U-Pb zircon dating on Nyainqentanglha granite in central Lhasa block

The Nyainqentanglha granite, a batholith with an area of 1500 km² in the central Lhasa block, comprises mainly medium-fine-grained biotite monzonitic granite and medium-coarse-grained biotite monzonitic granite. ...

Qisheng Liu, Zhenhan Wu, Daogong Hu, Peisheng Ye, Wan Jiang… in Chinese Science Bulletin (2004)

Article

Chaos in photovoltaic HgCdTe detectors under laser irradiation

Chaos in photovoltaic HgCdTe detectors irradiated by a low-power stable continuous-wave laser is found in our experiment. The detectors give a chaotic output in the laser irradiation power density range a litt...

M. Liqin, C. **angai, X. **aojun, L. Wenyu, L. Qisheng in Applied Physics B (2002)

Article

Computer symbol calculation of invariants of three-manifolds obtained from trefoil knots

Banghe Li, Qisheng Li, Chariya Peterson in Chinese Science Bulletin (1997)