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Arm Motion Classification Using Time-Series Analysis of the Spectrogram Frequency Envelopes

Zhengxin Zeng, Moeness G. Amin, Tao Shan
2020 Remote Sensing  
Both methods take into account the values as well as the temporal evolution and characteristics of the time-series data.  ...  In particular, we apply two machine learning (ML) techniques, namely, the dynamic time warping (DTW) method and the long short-term memory (LSTM) network.  ...  Figure 7 shows the details of the LSTM layer. Each LSTM block contains three gates to control the flow of the information, namely, the forget gate, the input gate, and the output gate.  ... 
doi:10.3390/rs12030454 fatcat:4u6ide4vf5gkrlbfjswbp2ntgq

Design considerations for 60 GHz CMOS radios

C.H. Doan, S. Emami, D.A. Sobel, A.M. Niknejad, R.W. Brodersen
2004 IEEE Communications Magazine  
Historically, the cost of the 60 GHz electronics, implemented in compound semiconductor technology, has been prohibitively expensive.  ...  With the availability of 7 GHz of unlicensed spectrum around 60 GHz, there is growing interest in using this resource for new consumer applications requiring very high-data-rate wireless transmission.  ...  If more of the signal processing is pushed into the analog domain, the resolution requirements of the interface circuits drop significantly.  ... 
doi:10.1109/mcom.2004.1367565 fatcat:4auradxk7jgtlczlp6ulenjr3u

Ponderomotive electron acceleration by polarization-gated surface-enhanced optical fields

Peifen Lu, Jian Wu, Hongxing Qi, Heping Zeng
2008 Applied Physics Letters  
Ultrafast electron pulses with ultrahigh spatial and temporal resolutions are significant to reveal the underlying dynamics in the microworld through experiments such as timeresolved electron diffraction  ...  Recently, it was demonstrated that polarization of the SPR-enhanced optical field can be controlled to be linear by using polarization-gated excitation scheme. 13 In this paper, we show that the polarization-gated  ...  of E SP , E͑x , t͒ is the envelope function of SPR-enhanced fields, k SP is the wave vector of the SP wave, L is the length of the metal film, 0 and 0 are, respectively, the carrier frequency and carrier-envelope  ... 
doi:10.1063/1.3020711 fatcat:ua2yifiokrbifggnjhhkdgzesy

A New Efficient Implementation of 2PE-STED Microscopy

Ivàn Coto Hernàndez, Paolo Bianchini, Chiara Peres, Gustavo De Miguel, Alberto Diaspro, Giuseppe Vicidomini
2014 Biophysical Journal  
With these two proof-of-concept experiments, we pave the way to using kICS as an efficient and reliable method to elucidate kinetic binding rates and transport dynamics parameters for studies in biomembranes  ...  5 0.004 s À1 to 0.08 5 0.02 s À1 ) to the undocking rate of GM1 to the actin cytoskeleton.  ...  Using single-virus tracking methods with spatial and temporal resolutions of~20 nm and 40 ms, respectively, we have quantified the dynamics of mCherry labeled HIV-1 virions with varied envelope (Env) glycoprotein  ... 
doi:10.1016/j.bpj.2013.11.3345 fatcat:rmoqfdhhujck3cllwqhnmm4364

Efficient ROI Selection for Multi-Emitter Fitting Approaches in Single-Molecule Super-Resolution Microscopy

David Baddeley
2014 Biophysical Journal  
With these two proof-of-concept experiments, we pave the way to using kICS as an efficient and reliable method to elucidate kinetic binding rates and transport dynamics parameters for studies in biomembranes  ...  5 0.004 s À1 to 0.08 5 0.02 s À1 ) to the undocking rate of GM1 to the actin cytoskeleton.  ...  Using single-virus tracking methods with spatial and temporal resolutions of~20 nm and 40 ms, respectively, we have quantified the dynamics of mCherry labeled HIV-1 virions with varied envelope (Env) glycoprotein  ... 
doi:10.1016/j.bpj.2013.11.3347 fatcat:yd3jntz3j5chncndws33sfyipi

A Digital Multigate Doppler Method for High Frequency Ultrasound

Weibao Qiu, Zongying Ye, Yanyan Yu, Yan Chen, Liyang Chi, Peitian Mu, Guofeng Li, Congzhi Wang, Yang Xiao, Jiyan Dai, Lei Sun, Hairong Zheng
2014 Sensors  
Noninvasive visualization of blood flow with high frequency Doppler ultrasound has been extensively used to assess the morphology and hemodynamics of the microcirculation.  ...  Parabolic velocity gradient inside the vessel and velocity profile with different time slots were acquired to demonstrate the functionality of the multigate Doppler.  ...  acceptable because of a good balance of spatial resolution, penetration depth, cost and safety.  ... 
doi:10.3390/s140813348 pmid:25061836 pmcid:PMC4178981 fatcat:mipayq3j6naaplidceqpe3ksna

Dual Color STED Microscopy with Ultrafast Photon Counting

Yong Wu, Xundong Wu, Rong Lu, Ligia Toro, Enrico Stefani
2014 Biophysical Journal  
With these two proof-of-concept experiments, we pave the way to using kICS as an efficient and reliable method to elucidate kinetic binding rates and transport dynamics parameters for studies in biomembranes  ...  5 0.004 s À1 to 0.08 5 0.02 s À1 ) to the undocking rate of GM1 to the actin cytoskeleton.  ...  Using single-virus tracking methods with spatial and temporal resolutions of~20 nm and 40 ms, respectively, we have quantified the dynamics of mCherry labeled HIV-1 virions with varied envelope (Env) glycoprotein  ... 
doi:10.1016/j.bpj.2013.11.3346 fatcat:vaq4fqhqnfc5lpitrflwxge5xm

The Effect of Time and Form on 21st-Century Architecture [FOURTH DIMENSION]

Gehan Elsayed
2021 Journal of Urban Research  
Dynamic configuration is the virtual applications and the innovation which create a wide range of sustainable buildings and spaces.  ...  The liability issue is that green architecture or sustainability was described in the form of micro-climate environmental concepts; disregarding the other features, particularly that relate to Dynamic  ...  Networks of innovation and modularity: a dynamic perspective. International Journal of Technology Management, 42(4), Table 1 : 1 The Effect of Time and Form on Architecture Source: the researcher  ... 
doi:10.21608/jur.2021.35700.1010 fatcat:w6mnaj6vxfa4piupq7mqvp75ha

Direct imaging of slow, stored and stationary EIT polaritons

Geoff T Campbell, Young-Wook Cho, Jian Su, Jesse Everett, Nicholas Robins, Ping Koy Lam, Ben Buchler
2017 Quantum Science and Technology  
Acknowledgements We thank JR Ott, AS Sørensen and their team for very helpful discussions on the role of higher-order spatial frequencies in the atomic coherence.  ...  Our work was funded by the Australian Research Council (ARC) (CE110001027, FL150100019). ORCID Young-Wook Cho https:/ /orcid.org/0000-0002-9673-3916  ...  the envelope of the probe field.  ... 
doi:10.1088/2058-9565/aa7821 fatcat:33h4kn2pzbacrnc7ztvzarkwse

Highly Efficient HIV-1 Entry Mediated by Nonspecific Virion-Cell Interactions Quantified by Real-Time Single Particle Imaging

Michael C. DeSantis, Jamie L. Austin, Wei Cheng
2014 Biophysical Journal  
With these two proof-of-concept experiments, we pave the way to using kICS as an efficient and reliable method to elucidate kinetic binding rates and transport dynamics parameters for studies in biomembranes  ...  5 0.004 s À1 to 0.08 5 0.02 s À1 ) to the undocking rate of GM1 to the actin cytoskeleton.  ...  Using single-virus tracking methods with spatial and temporal resolutions of~20 nm and 40 ms, respectively, we have quantified the dynamics of mCherry labeled HIV-1 virions with varied envelope (Env) glycoprotein  ... 
doi:10.1016/j.bpj.2013.11.3348 fatcat:shjoyjy625a2fampnoh2e7wtea

Pop as Process: The Digitalization of Groove, Form and Time

Anders Reuter
2021 Dancecult: Journal of Electronic Dance Music Culture  
I argue that groove is rooted in signification of technology and genre-based practices rather than performance-based notions of difference, tension or timing discrepancy.  ...  This article examines the temporal consequences of this digitalization of pop production and how it challenges traditional interpretations of the relationship between groove, repetition and teleology.  ...  use of lateral dynamic processing (such as the compressor, gate, limiter, expander). 10 The main variation is the addition of 21 Savage.  ... 
doi:10.12801/1947-5403.2021.13.01.01 fatcat:ki2z4twdk5an5oehlqs4puro34

Low-cost, high-speed back-end processing system for high-frequency ultrasound B-mode imaging

Jin Ho Chang, Lei Sun, J.T. Yen, K.K. Shung
2009 IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control  
It was shown that this system is capable of providing high spatial resolution images with fast temporal resolution.  ...  Experimental results showed that the backend system is capable of producing 433 images per second. To evaluate the imaging performance of the back-end system, a complete imaging system was built.  ...  Acknowledgments The support of NIH grants number R01-HL079976 and P41-EB2182 is gratefully acknowledged.  ... 
doi:10.1109/tuffc.2009.1205 pmid:19574160 pmcid:PMC2717899 fatcat:7reqdgwmzjbhdmlolwekk7z56a

Electric field control of disorder-tunable superconductivity and the emergence of quantum metal at an oxide interface [article]

Zheng Chen, Yuan Liu, Hui Zhang, Zhongran Liu, He Tian, Yanqiu Sun, Meng Zhang, Yi Zhou, Jirong Sun, Yanwu Xie
2020 arXiv   pre-print
The electric gating has only a minor effect on carrier density as evidenced in the Hall-effect measurement, while it changes spatial profile of the carriers in the interface, hence the carrier's disorder  ...  We report on an extraordinary field effect of the superconducting LaAlO3/KTaO3(111) interface with Tc ~2 K.  ...  These tunings were achieved by pushing the superconducting layer to an ultrathin limit to reduce n2D, or by developing new technologies such as electric-double-layer gating to improve tuning ability (  ... 
arXiv:2009.05896v1 fatcat:q2x6rrehxveljc3a7j5lhfy5vq

Compact High Resolution Imaging Spectrometer (CHRIS)

Mike A Cutter, Dan R Lobb, Robert A Cockshott
2000 Acta Astronautica  
The instrument can provide 19 spectral bands with a spatial sampling interval of 25m at nadir and 37 bands at 50m, at an altitude of 830km. The field of view of CHRIS is 19 km from 830km altitude.  ...  The instrument is planned to be launched, in 2001, on an agile small satellite of the 100kg class.  ...  ACKNOWLEDGEMENTS The authors would like to acknowledge the support of the British National Space Centre for partial funding of the CHRIS instrument.  ... 
doi:10.1016/s0094-5765(99)00207-6 fatcat:dlmou2da6ffexp5nbnipzvlrn4

Gated/gating community: the settlement complex in the West Bank

Ariel Handel
2013 Transactions of the Institute of British Geographers  
The paper wishes to contribute to the spatial analysis of the now 45-year-old Israeli occupation of the West Bank, to the growing study of politics of mobility and to the discourse of gated communities  ...  By analysing the combined system of settlements, roads, military legislation, spatial design and applied violence, the paper shows how the few hundred points consolidate into one coherent spatial system  ...  Acknowledgements I would like to thank Adi Ophir and Tovi Fenster, who supervised my PhD from which the paper's arguments were developed.  ... 
doi:10.1111/tran.12045 fatcat:afbh2gb2wveexotskfxtevgt7m
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