image processing techniques for automatic road sign identification and tracking
Báo cáo khoa học: "An Alignment Method for Noisy Parallel Corpora based on Image Processing Techniques" doc
... dotplot before convolution; and (b) after convolution 2.3 Convolution and local edge detection Convolution is the method of choice for enhancing and detecting the edges in an image For noise ... rise to signal as well as noise These signal and noise can be viewed as a gray-level dotplot (Church and Gale 1991), as Figure shows We observe that the BCP, when cast as a gray-level image, bears ... classification, and line detection Therefore, the BCP can benefit from a wealth of effective, well established IP techniques, including convolution-based filtering, texture analysis, and Hough transform...
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Báo cáo hóa học: " Precoding and Transmitter-Side processing techniques for multiuser MIMO OFDM systems with special emphasis on the PAPR problem" pdf
... Advances in Signal Processing 2011, 2011:59 http://asp.eurasipjournals.com/content/2011/1/59 Page of Operational regime Design & Optimization Signal processing unit Predistortion Design & Optimization ... technique with IQ imbalance and crosstalk compensation for broadband MIMO OFDM transmitters“ by Fernando Gregorio, Juan E Cousseau, Stefan Werner, Taneli Riihonen, and Risto Wichman where a stochastic ... et al.: Precoding and Transmitter-Side processing techniques for multiuser MIMO OFDM systems with special emphasis on the PAPR problem EURASIP Journal on Advances in Signal Processing 2011 2011:59...
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báo cáo hóa học: " Data processing techniques for a wireless data transmission application via mud" ppt
... pulse signals are pre-processed and then passed to a computer The signals received by the Page of computer are transformed into digital ones, and then filtered, processed and decoded, and some ... forth and seventh T After pattern 8, the third state moves forward one position For pattern to 16, the second state is in the fifth T, and the third state starts from the eighth T and moves forward ... ‘Down-hole data processing section introduces the data encoding method and the combined signal components ‘Surface data processing section discusses surface data processing techniques including...
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Báo cáo hóa học: " Research Article System-Platforms-Based SystemC TLM Design of Image Processing Chains for Embedded Applications" potx
... platform generation SystemC TLM level with area and energy Platform configuration selected SystemC TLM Platform to VHDL platform PIM to PSM transformation HW/SW platform generation for FPGA platforms ... comparison for HW/SW implementations (e) Platform generation, system design space exploration (a) Image processing chain development Our system codesign approach starts from development of image processing ... connection is straightforward This platform which mainly specifies a model-based platform have all associated tools and libraries for quick ASIC or FPGA platform design System core and peripheral core...
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Báo cáo hóa học: " Editorial Emerging Signal Processing Techniques for Power Quality Applications" docx
... systems and provide the basis for ongoing research into new analysis and characterization methods and signal processing techniques (B) Classification, detection, and diagnosis The classification and ... interests include signal processing with applications to power disturbance data analysis and classification, signal and image processing, video communications, object recognition and tracking She served ... joint interests and benefit to both signal processing and the power engineering communities Further, it will serve asa valuable resource to those starting to work on signal processing for power quality...
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Báo cáo hóa học: "Multiresolution Signal Processing Techniques for Ground Moving Target Detection Using Airborne Radar" pptx
... Beamformer output for range-only training (a) and (c) represent clutter-only training data for 64 and 256 pulses, respectively (b) and (d) represent clutter-plus-targets training data for 64 and ... background in signal and array processing, detection and estimation theory, and radar and communications systems For over ten years, he has led efforts to develop site-specific phenomenology models for radar ... noise) for three values of the CPI length We note that the threshold values shown are for the 64-pulse case and that the threshold values for the 128- and 256-pulse cases were increased by dB and...
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Báo cáo hóa học: "Editorial Advanced Signal Processing Techniques for Bioinformatics" pdf
... conference for 22 years He has also chaired and organized the Optical Pattern Recognition and Hybrid Image and Signal Processing SPIE conferences for 13 years He is a Past President of SPIE and was ... Gabor and wavelet transforms, robotics, morphological image processing, and product inspection He was on the Board of Directors of INNS (the International Neural Network Society) for 10 years, and ... journal and conference volumes, as well as contributor to chapters in 20 books and over 700 technical publications, on various aspects of data processing, image pattern recognition, and real-time signal...
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perception aware low power audio processing techniques for portable devices
... workload need further optimization by code transformation techniques for the target platform Moreover, workload is an intrinsic metric for such techniques and it is closely related to power consumption ... only once for most cases This leads to different usage modes for video and audio: users prefer download-playback mode for audio and streaming mode for video, which makes low power audio techniques ... responsible for 86% of the overall workload Therefore, in this thesis, we will concentrate on workload reduction for transform algorithms The workload reduction techniques for transform computation...
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Reduced complexity signal processing techniques for multiple input multiple output storage and wireless communication systems
... low-complexity and high-performance detection and estimation techniques, respectively, are developed Detection and estimation techniques are two important topics in statistical signal processing for multiple-input ... AoAm = 45◦ , and ASt = 40◦ Performances of different channel estimation techniques for model B Performances of different channel estimation techniques for model E Performances of ... estimation techniques for the model A with AoDm = 45◦ , ASt = 40◦ , AoAm = 45◦ , and ASr = 40◦ Performances of different channel estimation techniques for the model B Performances of...
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adobe digital imaging how-tos 100 essential techniques for photoshop cs5, lightroom 3, and camera raw 6
... stands for Digital Negative Group and was designed by Adobe as a common raw format option for photographers It maintains all the quality and nondestructive editing benefits of proprietary raw file formats; ... Council) metadata (the type that includes information like captions, keywords, and copyright status) by typing in all the information, image by image, is a recipe for frustration (Figure 3a) Metadata ... appears, and fill in the values for the fields that will apply to all the images that will use the preset As you enter the text for each item, the check box for that field will be selected automatically...
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Báo cáo sinh học: " Research Article A Baseband Signal Processing Scheme for Joint Data Frame Synchronization and Symbol Decoding for RFID Systems" docx
... edge detector for baseband signal detection techniques of conventional RFID interrogators; Section introduces the proposed JVSS algorithm for joint data sequence detection and signal frame synchronization; ... Garcia-Alonso, I Fernandez, ´ and I Gutierrez, “Design and implementation of a long-range rfid reader for passive transponders,” IEEE Transactions on Microwave Theory and Techniques, vol 57, no ... algorithm for joint signal frame synchronization and data detection in an RFID system The proposed algorithm fully exploits the structure of the baseband signal of the EPC-Global Gen-2 standard...
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Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_2 doc
... reduction techniques reported to date have been successful, they also tend to significantly reduce the designers’ error margin New transistor design techniques are bright spots on the horizon for designers ... points for making adaptive techniques effective in the design of integrated circuits and systems References [1] L Clark et al., “An Embedded 32b Microprocessor Core for Low-Power and High-Performance ... Motivating Adaptive Techniques 21 1.5 Conclusion Variability and leakage are major technology challenges for both present and future integrated circuits, and the adoption of adaptive techniques are...
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Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_3 doc
... CGU designs to determine power-performance trade-offs and leakage reduction factors with AVS and ABB Each ring-oscillator uses minimum-sized standard-cell inverters as delay elements and a nand-2 ... Power and Frequency Tuning The ultimate use of the AVS and ABB schemes is for performance tuning with performance being the optimal combination of frequency and power, i.e the lowest power for ... produce a significant amount of heat imposing constraints on circuit performance and IC packaging The case for portable devices is obvious, e.g the goal is to maximize battery time Designing ICs for...
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Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_4 pptx
... useful for power and delay tuning in the state-of-the-art CMOS technologies We observe the benefits of AVS primarily for low power and of ABB for performance tuning For instance, for a 65nm LP-CMOS, ... circuits -and- systems design will show off only when these techniques are methodologically applied Along with AVS/ABB design techniques come challenges such as the design of supply and well grids, signal integrity ... previous results for compensating process-dependent frequency and leakage spread The values for frequency, power supply voltage, and leakage current are plotted for reference and tuned process...
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Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_6 pdf
... reduced, and forward body bias (in this example, NMOS forward body bias) can be applied to further increase the performance This combination reduces the guardband needed for maximum temperature and, ... power for the FBB design at the same clock frequency When the adder is put into standby mode, ZBB is used for the core, and this results in a leakage reduction of 2× Total power savings for the ... design phase is no longer viable as this results in a design which is nonoptimal in power and performance These variations need to be handled using a combination of variation-tolerant circuit techniques, ...
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Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_7 potx
... Delivery for U-DVS Systems 121 [11] B Zhai, S Hanson, D Blaauw, and D Sylvester, “Analysis and mitigation of variability in subthreshold design,” IEEE Intl Symp on Low Power Electronics and Design, ... Intl Symp on Low Power Electronics and Design, 2006 pp 8–13 [10] A Srivastava, D Sylvester, D Blaauw, “Statistical analysis and optimization for VLSI: timing and power,” New York, Springer, pp ... a minimum energy design methodology,” IEEE J Solid-State Circuits, vol 40, no 1, pp 310–319, Jan 2005 [7] A Wang, B H Calhoun, and A P Chandrakasan, “Sub-Threshold Design for Ultra Low-Power...
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Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_9 pot
... essentially an FET wire; and NAND and NOR gate paths consisting of a series of 4-high NAND and 3-high NOR gates respectively Simulations were performed at two frequencies, F and F/3 where F was 4.5 ... accurately predict the performance of the microprocessor, even when within-die variation is significant, adding a design margin and binning is sufficient for determining the performance of the microprocessor ... design phases Once timing is met, the processor is fabricated and tested If performance targets are met, the microprocessor will be binned into performance categories and sold If not, the design...
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Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_12 ppt
... 9.1 A microprocessor design using frequency islands Multi-clock designs using frequency islands provide increased flexibility over globally clocked designs Each frequency island operates synchronously ... delay-error detection and correction,” IEEE Journal of Solid-State Circuits, pp 792–804, April 2006 Chapter Architectural Techniques for Adaptive Computing 205 [29] R Sproull, I Sutherland, and C Molnar, ... rarely exercised, and as a result, the overdesign that is necessary to deal with variability sacrifices large amounts of performance in the common case Bowman et al found that designs for the 50 nm...
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Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_13 pdf
... and 1,000 million instructions and gathering statistics for 100 million more The one exception was 188.ammp, which finished too early Instead, it was fast-forwarded 200 million instructions and ... benchmarks in the significance of the performance degradation Both 164.gzip and 197.parser run about 11% slower, while 177.mesa and 183.equake only suffer a slowdown of around 2% Broadly, floating ... other hand, exploiting the thermal slack between current operating temperatures and the maximum operating temperature by speeding up cooler clock domains proves to have significant performance and...
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Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_14 pptx
... gaps between instruction packets and thus reduce speculation, albeit at a significant performance cost This can be done, for example, when it is known that a low processing load is required or, ... however, it can provide benefits and is another tool available to the designer Figure 10.7 Pipeline collapsing and losing latch stage Figure 10.8 Pipeline expanding and reinstating latch stage 244 ... Techniques for Power-Adaptive Processing , Ph.D thesis, Department of Computer Science, University of Manchester, UK, 2002 [19] A Efthymiou and J.D Garside, “Adaptive Pipeline Depth Control for...
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