spatial and temporal exploration
Báo cáo hóa học: " Spatial and temporal EEG dynamics of dual-task driving performance" pdf
Ngày tải lên :
19/06/2014, 08:20
... by Makeig and Inlow [30] Their report shows segregation of eye movements from brain EEG phenomena, and separates EEG data into constituent components defined by spatial stability and temporal ... increases in the same temporal period and the same frequency band The open bars represent the total power in the theta band The gray bars represent the total power in the beta band Lin et al Journal ... suppressions in the same temporal period and the same frequency band The open bars represent the total power in the alpha band The gray bars represent the total power in the beta band Lin et al Journal...
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Báo cáo hóa học: " Spatial and temporal dynamics of cellulose degradation and biofilm formation by Caldicellulosiruptor obsidiansis and Clostridium thermocellum" ppt
Ngày tải lên :
20/06/2014, 23:20
... fermenting hexose and pentose sugars to produce hydrogen, organic acids and ethanol In this study, the temporal and spatial interactions of C obsidiansis with cellulose were visualized and compared ... doi:10.1186/2191-0855-1-30 Cite this article as: Wang et al.: Spatial and temporal dynamics of cellulose degradation and biofilm formation by Caldicellulosiruptor obsidiansis and Clostridium thermocellum AMB Express ... distance (d) calculated from, d= √ ρa (1) And then, the minimum volumetric biofilm cells density can be approximated by, ρv = ρa d (2) Results Temporal and spatial dynamics of C obsidiansis biofilm...
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Báo cáo hóa học: "Research Article Spatial and Temporal Fairness in Heterogeneous HSDPA-Enabled UMTS Networks" docx
Ngày tải lên :
21/06/2014, 22:20
... Round-Robin Figure 12: CDF of user and cell throughput for an offered DCH load of ρc = 0.4 25 20 15 10 0 Conclusion and Outlook We investigated spatial and temporal fairness aspects of integrated ... require a fixed bandwidth, as for voice calls over DCH transport channels, and “best-effort” or elastic flows which adapt their bandwidth requirements to the currently available bandwidth Such a ... common channels, and finally channels required for the HSDPA, namely, the HS-DSCH and the HS-SCCH The signaling channels and common channels mostly require a fixed channelization code and a fixed power...
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Báo cáo hóa học: "Research Article Improved Side Information Generation for Distributed Video Coding by Exploiting Spatial and Temporal Correlations" doc
Ngày tải lên :
22/06/2014, 00:20
... categories: spatial concealment [19– 21], temporal concealment [22–24], and hybrid spatial and temporal concealments [25–27] Spatial EC is used to interpolate the lost block from its spatially ... SI and RD performance of DVC, and the performance of the proposed hybrid scheme is superior to spatial EC and temporal EC alone This paper is organized as follows First, the DVC architecture and ... combine both spatial and temporal ECs to improve performance [26, 27] These schemes use some mode selection methods to decide whether to use spatial or temporal EC For example, temporal activity...
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Báo cáo hóa học: " Research Article Automatic Generation of Spatial and Temporal Memory Architectures for Embedded Video Processing Systems" docx
Ngày tải lên :
22/06/2014, 22:20
... Schmit and Thomas [19] performs array grouping (vertically and horizontally) and dimensional transformation (array widening and array narrowing) Array widening is useful for read-only arrays and ... speed required for SDRAM and SRAM memory, fMemSD and fMemzbt , can be derived from (6) and (7), respectively In this case, Bl is the burst length, wop and rop are the read and write operation, n ... on one FPGA chip and hence led to the use of multiple chips The figures show the results for ¢ 3, ¢ 5, and ¢ spatial neighbourhoods implemented on 1-, 3-, 5-, 7-, and 9-frame temporal neighbourhoods...
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Báo cáo lâm nghiệp: "Spatial and temporal diversity of wood decomposer communities in different forest stands, determined by ITS rDNA targeted TGGE" potx
Ngày tải lên :
07/08/2014, 16:20
... spruce and beech, with lower soil moistures observed in the Douglas-fir [4, 34] Thus, the oak and spruce stands were relatively cold and humid, while the beech and Douglas fir stands were warmer and ... Intermediate values were found in the oak, beech and Douglas-fir stands (12.6 and 0.937; 12.3 and 0.920; 12.2 and 0.934, respectively) Twenty of the selected bands of the more common species were sequenced ... had higher pH of the soil solution and phosphate and potassium concentrations There was more inorganic nitrogen in the spruce and Douglas-fir stands Douglas-fir stands displayed extremely high concentrations...
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Báo cáo lâm nghiệp:"The d13C of Scots pine (Pinus sylvestris L.) needles: spatial and temporal variations" pps
Ngày tải lên :
08/08/2014, 01:21
... of wood and cellulose taken from the same position on the branch; and (4) the temporal patterns of the different needle generations for bulk needle d13C corrected for spatial effects and the ... sampling one abaxial and one adaxial needle within a section was chosen using a random number generator Scots pine needle d13C spatial / temporal variations The adaxial and abaxial needles closest ... versus 794 mm in 1997 and 629 mm in 1996) Increased precipitation could on one hand reduce hydraulic restraints and on the other hand correlate with increased cloud cover and hence decreased irradiance...
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Báo cáo khoa học: " Spatial and temporal investigations of reported movements, births and deaths of cattle and pigs in Sweden" pps
Ngày tải lên :
12/08/2014, 18:22
... Uppsala Södermanland Östergötland Jönköping Kronoberg Kalmar Gotland Blekinge Skåne Halland Västra Götaland Värmland Örebro Västmanland Dalarna Gävleborg Västernorrland Jämtland Västerbotten ... Jämtland Legend Water Västernorrland County border ! Cattle holdings Gävleborg Dalarna Uppsala Värmland Västmanland Stockholm Örebro Södermanland Västra Götaland Östergötland Jönköping Gotland ... July 1st 2005 and June 30th 2006, within and between regions Transports from Number of transports Tranports to Götaland (%) Svealand (%) Norrland (%) Cattle Götaland Svealand Norrland Pigs 44068...
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Development of spatial and temporal phase evaluation techniques in digital holography 1
Ngày tải lên :
11/09/2015, 09:57
... and temporal phase evaluation techniques are reviewed, and a postprocessing with spatial and temporal phase unwrapping is described In Chapter 3, the theories of the proposed spatial and temporal ... light, spatial and temporal coherence, interference, diffraction and speckle, are introduced In the second part, optical holography and optical holographic interferometry are first described, and ... presented, and the descriptions about equipment and specimens are also included In Chapter 5, the results of the proposed spatial and temporal phase evaluation techniques are presented, and the...
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Development of spatial and temporal phase evaluation techniques in digital holography 2
Ngày tải lên :
11/09/2015, 09:57
... C (u + f , v) (2.45) where u and v denote the horizontal and vertical spatial frequencies, and C (u , v) and A(u , v) are the 2D Fourier transforms of c f ( x, y ) and a f ( x, y ), respectively ... x and f y are spatial frequencies In practice, the bandwidth is determined by some factors, such as CCD pixel size It is assumed in this thesis that f x and f y are always within the above bandwidth ... techniques, i.e., spatial and temporal phase evaluation methods Typical spatial phase evaluation techniques are Fourier transform method, phase scanning approach, continuous wavelet transform and short-time...
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Development of spatial and temporal phase evaluation techniques in digital holography 3
Ngày tải lên :
11/09/2015, 09:57
... dudv ∫ ∫ ∫η ∫ξ (3.12) where ξ u and ξ l denote the upper and lower limits of ξ , and η u and η l denote the upper and lower limits of η , respectively The ranges of ξ and η can be approximately estimated ... the temporal and frequency supports In this thesis, time bandwidth product (Durak and Arikan, 2003) is considered as the measurement for the time-frequency domain support of the signal, and the ... where 1 sign( x) = −1 if Re( x) > or [ Re( x) = and if Re( x) < or [Re(x) = Im( x) > 0] and Im( x) < 0] (3.34) and Re and Im denote the real and imaginary parts Since 2π Bt / Tt is greater than...
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Development of spatial and temporal phase evaluation techniques in digital holography 4
Ngày tải lên :
11/09/2015, 09:57
... a spatial filter and a lens An objective lens and a pinhole act as a spatial filter Subsequently, the collimated beam is separated into object and reference beams by a beam splitter cube, and ... distance between object and CCD camera is 55 mm, and the values of z1 , z , z and z are 15 mm, 36 mm, mm and mm, respectively In this case study, a complex-valued object is tested, and the pure phase ... object and reference beams, and with a phase modulation in the reference wave path three digital holograms are recorded by the CCD In this experiment, another two lenses (lenses and 2) and two random-phase...
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Development of spatial and temporal phase evaluation techniques in digital holography 5
Ngày tải lên :
11/09/2015, 09:57
... effects of spatial filters used before and after the temporal operations As the spatial filter is used before the temporal operations, the effects of spatial filters in the conventional temporal ... subtraction and temporal phase unwrapping; (b) complex phasor method and temporal phase unwrapping; (c) complex phasor method and short-time Fourier transform 144 CHAPTER FIVE RESULTS AND DISCUSSION ... phase subtraction and temporal phase unwrapping; (b) complex phasor and temporal phase unwrapping; (c) complex phasor and short-time Fourier transform 146 CHAPTER FIVE RESULTS AND DISCUSSION To...
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Development of spatial and temporal phase evaluation techniques in digital holography 6
Ngày tải lên :
11/09/2015, 09:57
... algorithms and phase unwrapping algorithms In this study, both simulation and experimental results demonstrate that the proposed method is feasible and effective, and can effectively and accurately ... especially in the suppression of speckle noise 177 CHAPTER SIX CONCLUSIONS AND FUTURE WORK (4) In the temporal domain, detection and compensation of phase-shifting error in phase-shifting digital holography ... focus In addition, wavelet modulus maxima algorithm and Canny algorithm are further proposed to detect the edges of the particles, and the sizes and a 3D localization of the particles are also determined...
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Connecting Developmental Constructions to the Internet: Identity Presentation and Sexual Exploration in Online Teen Chat Rooms pot
Ngày tải lên :
23/03/2014, 03:20
... anonymity and safe from physical action References Anderson, C., & Dill, K (2000) Video games and aggressive thoughts, feelings, and behaviour in the laboratory and life, Journal of Personality and ... between the ages of 12- and 22-years, five participants reported using the Internet for virtual dating and cybersex activities, which included communication about sexual topics and explorations of their ... Does the nature of sexual exploration vary across different chat room environments? How does self-described age and gender relate to the frequency and nature of sexual explorations? This study...
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TimeML: Robust Specification of Event and Temporal Expressions in Text doc
Ngày tải lên :
30/03/2014, 16:20
... interest in temporal and event-based reasoning in language and text, particularly as applied to information extraction and reasoning tasks (cf Mani and Wilson, 2000, ACL Workshop on Spatial and Temporal ... addition to handling basic tense and aspect features Introduction to TimeML Unlike most previous attempts at event and temporal specification, TimeML separates the representation of event and temporal ... Computational Intelligence 5, pp 225-238 [4] Allen, J.F and G Ferguson (1997) Actions and events in interval temporal logic In Oliveiro Stock (ed.), Spatial and Temporal Reasoning, Kluwer Academic Publishers,...
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ENVIRONMENTAL MANAGEMENT IN OIL AND GAS EXPLORATION AND PRODUCTION pptx
Ngày tải lên :
31/03/2014, 13:20
... MANAGEMENT IN OIL AND GAS EXPLORATION AND PRODUCTION Overview of the oil and gas exploration and production process The oil and gas industry comprises two parts: ‘upstream’— the exploration and production ... the oil and gas exploration and production process Exploration surveying Exploration drilling Appraisal Development and production Decommissioning and rehabilitation 10 49 Waste treatment and disposal ... in particular in risk and impact assessments and standard and target setting, and to measure operational and process effi- q Consultation and communication q Construction and infrastructure q...
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Báo cáo khoa học: "Aspectual Type and Temporal Relation Classification" doc
Ngày tải lên :
31/03/2014, 20:20
... Fowler 2007 LCC-TE: A hybrid approach to temporal relation identification in news text pages 219–222 Marc Moens and Mark Steedman 1988 Temporal ontology and temporal reference Computational Linguistics, ... them, e.g Ravichandran and Hovy (2002), Etzioni et al (2004), etc Some of this work is specially relevant to the problem of temporal information processing VerbOcean (Chklovski and Pantel, 2004) ... training part and a testing part The numbers (sentences, words, annotated events, time expressions and temporal relations) are fairly similar for the two corpora (the English one and the Portuguese...
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highly efficient human action recognition using compact 2dpca-based descriptors in the spatial and transform domains
Ngày tải lên :
24/04/2014, 12:57
... Vision and Image Understanding, vol 73, pp 8298, (1999) T Moeslund, A Hilton, and V Kruger “A surve of advances in vision-based human motion capture and anal sis”, Journal Computer Vision and Image ... frame is (m x n) Let and denote the number of centroids per video computed in the training and testing modes, respectively The training and testing algorithms are in Algorithms and respectively, ... persons are standing with different orientations, and with large variation in background views as shown in Figure The training dataset consists of 1208 positive (each of size 96x160) and 1222 negative...
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báo cáo hóa học:" Targeting the hotspots: investigating spatial and demographic variations in HIV infection in small communities in South Africa" pot
Ngày tải lên :
20/06/2014, 08:20
... incidence of HIV) Inchanga and Hammersdale: High prevalence and high incidence (Durban West) Hillcrest and Botha’s Hill: High prevalence and high incidence (Durban West) Camperdown and Cato-Ridge: High ... manuscript, and saw and approved the final version HW carried out the analyses and drafted the manuscript GT participated in the design of the study and drafted the manuscript Both authors read and approved ... Wand and Ramjee Journal of the International AIDS Society 2010, 13:41 http://www.jiasociety.org/content/13/1/41 only known method to prevent HIV and sexually transmitted infections (STIs), and...
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