9 signal processing in pulse oximetry

... engineers, trying to solve power engineering problems using intelligent systems and signal processing, or seeking applications of intelligent systems and signal processing in power engineering ... 0.1 0 min(1, 0.1) min(0.6, 0.1) min(0.3, 0.1) min(0.1, 0.1) min(0, 0.1) min(0, 0.1) min(1, 0.3) min(0.6, 0.3) min(0.3, 0.3) min(0.1, 0.3) min(0, 0.3) min(0, 0.3) min(1, 0.6) min(0.6, 0.6) min(0.3, ... min(0.3, 1) min(0.6, 1) min(1, 1) min(1, 1) min(0.6, 1) min(0.3, 1) 0.3 0.6 0.6 0.6 0.6 0.3 min(0.3, 1) min(0.6, 1) min(1, 1) min(1, 1) min(0.6, 1) min(0.3, 1) min(0.3, 0.6) min(0.6, 0.6) min(1,...

Ngày tải lên: 17/03/2014, 18:21

... Proceedings of the Sixteenth Annual International Conference of the IEEE Engineering in Medicin and Biology Society 1994 Rusch TL, Sankar R, Scarf JE: Signal processing methods for pulse oximetry ... Smith PR: A new method for pulse oximetry processing inherent insensitivity to artifact IEEE Trans Biomed Eng 2001, 48(4):452-461 Diab MK: Signal processing apparatus International Patent Application ... cross-term interference Common choices of window include the rectangular and Kaiser windows [19-21] In our experiment, we chose the Hamming window as both the time and frequency smoothing windows,...

Ngày tải lên: 19/06/2014, 10:20

... distribution in fiberreinforced polymer components, and corrosion in carbon steel storage tanks was evaluated by using the Fisher linear discriminant analysis of visual digital images Furthermore, grain ... Advances in Signal Processing heterogeneous, as is the case of layered structures such as walls, floors, and pavements In respect to image analysis, computed tomography was used to determine fiber-length ... grain growth direction in electrodeposited copper foil was measured by means of cyclic biaxial stress and image treatment Moreover, defect detection and sizing in pipeline welds were performed...

Ngày tải lên: 21/06/2014, 08:20

... signal processing for hearing aids Since 2001, he has been in charge of the Audiology and Signal Processing Department Signal Processing in High-End Hearing Aids J Chalupper was born in Munich, ... implementation in hearing aids is feasible in the near future MULTIBAND COMPRESSION Whereas most signal processing algorithms in hearing aids can also be useful for normal hearing (e.g., noise reduction in ... data link between both hearing aids CLASSIFICATION Hearing aid users encounter a lot of different hearing situations in everyday life, for example, conversation in quiet or Signal Processing in High-End...

Ngày tải lên: 23/06/2014, 01:20

... monitoring device in anaesthesia Application and interpretation Br J Anaesth 1985, 57:524-530 Partridge BL: Use of pulse oximetry as a non invasive indicator of intravascular volume status J Clin ... years) Inclusion criteria were as follows: instrumentation with R563 an indwelling radial arterial catheter, according to the attending physician; haemodynamic stability, defined as a variation in ... standard noninvasive monitor in intensive care units and operating rooms, and is used to monitor arterial oxygen R565 Many indices have been proposed for monitoring fluid therapy in patients...

Ngày tải lên: 12/08/2014, 22:22

... ; cos_sin.asm À Table lookup sinewave generator with 1024±point cosine table range(0Àp) Prototype: void cos_sin(int, int *, int *) Entry: arg0: T0 À a (alpha) arg1: AR0 À pointer to cosine arg2: ... characteristics of the system are time-invariant, off-line modeling can be used to estimate H(z) during an initial training stage White noise is an ideal broadband training signal in system identification ... or chirp signals as the training signal x(n) During the training mode, the correct length of the echo path response may be determined In the subsequent on-line operating mode, an adaptive algorithm...

Ngày tải lên: 06/11/2013, 18:15

... automatic speech processing quite difficult Information mining from speech signal as the ultimate goal of data mining is concerned with the science, technology, and engineering of discovering patterns ... and extracting potentially useful or interesting information automatically or semi-automatically from speech data In general, data mining was introduced in the 1990s and has deep roots in the fields ...   274 Recent Advances in Signal Processing Increasing b - a Fig Receiver operating characteristics for varying b - a Note that our test variable in (11) is N N   min wt    , d   N...

Ngày tải lên: 21/06/2014, 19:20

... the nesting procedure we can obtain an algorithm for computing the product in T2 which uses M multiplications of elements in T1 , A additions of elements in T1 , and S scalings of elements in T1 ... as computing a product of a matrix A(X) times a vector Y , where the entries in the matrix A(X) are linear combinations of n indeterminates x1 , , xn and y is a vector of n indeterminates y1 ... also obtained In the past several years new, more powerful, processors have been introduced Sun and HP have incorporated new vector instructions Intel has introduced its aggressive Intel’s MMX...

Ngày tải lên: 25/10/2013, 02:15

... coordinates in the workspace Then, following the socalled method of inverse kinematics one may obtain a time-parameterized trajectory for the joint coordinates The control design consists in solving ... knowledge of different disciplines Among these, electrical engineering, mechanical engineering, industrial engineering, computer science and applied mathematics Hence, robotics incorporates a variety ... planning consists in determining a curve in the state space, connecting the initial and final desired posture of the end-effector, while avoiding any obstacle Trajectory generation consists in parameterizing...

Ngày tải lên: 05/03/2014, 15:20

... Floating-Point Implementation Using ASM Code Dot Product Using Software Pipelining for a Fixed-Point Implementation Dot Product Using Software Pipelining for a Floating-Point Implementation Sine ... either fixed- or floating-point processing Most examples implemented in this book can run using fixed-point processing Selecting C671x as Target Version invokes a floating-point implementation If ... through DSP/BIOS Blinking of LEDs at Different Rates Using DSP/BIOS Sine Generation Using BIOS to Set Up Interrupt INT11 MATLAB–DSK Interface Using RTDX MATLAB–DSK Interface Using RTDX, with MATLAB...

Ngày tải lên: 15/03/2014, 17:20

... signal processing techniques related to sound generation via additive synthesis, in particular using the sinusoidal modeling Here, firstly the processing stage required to obtaining a sinusoidal ... of 10 pulses uniformly in an interval of 5ms In this approach the position of the first pulse is determined, minimizing the mean square error Once the position of the first pulse is determined, ... the speech and audio processing will contribute to more comfortable living conditions during the following years Copyright © 2007, Idea Group Inc Copying or distributing in print or electronic forms...

Ngày tải lên: 01/06/2014, 01:20

... audio processing products—globally Traditionally the most important audio processing (in audio broadcasting) takes place just before the transmitter Studio audio processing is limited in the ... frequencies in four bands was increased during recording (encoding), then decreased proportionately during playback (decoding) The Dolby B system (developed in conjunction with Henry Kloss) was a single ... successfully in fighter aircraft, with applications including: setting radio frequencies, commanding an autopilot system, setting steer-point coordinates and weapons release parameters, and controlling...

Ngày tải lên: 05/06/2014, 11:40

... the clinical cardiologist, a beginner in the biomedical engineering field may also find the review of concepts useful before requiring a more in- depth signal processing text Signal processing is ... Figueres/Berlin Printed on acid-free paper Springer is part of Springer Science+Business Media (www.springer.com) Foreword Wikipedia states that “Signal processing is an area of electrical engineering, ... stairs, landing on my hip In the magnetic tunnel with the whirring and growling rolling over me like undulating storm clouds, I reflected on the incredible advances of signal processing that would...

Ngày tải lên: 05/06/2014, 11:46

... Heidelberg Printed on acid-free paper springer.com Preface Interest in time series analysis and image processing has been growing very rapidly in recent years Input from different scientific disciplines ... sensitive in distinguishing direct from indirect in uences Despite the high sensitivity in general, there might be some situations in which this characteristic is restricted, for instance in nonlinear, ... process Xl , given all the linear information of the remaining possibly more-dimensional processes Z = {Xi |i = k, l} Using this procedure, the linear information of the remaining processes is subtracted...

Ngày tải lên: 05/06/2014, 12:03

... Reproducible research in signal processing EURASIP Journal on Advances in Signal Processing 2011 2011:93 Submit your manuscript to a journal and benefit from: Convenient online submission Rigorous ... (with multiple active users in each) to achieve realistic field trials, thereby resulting in significant cost (and time) savings in the field trails Page of Author details Institute of Telecommunications, ... performed both with bit-accurate link level simulations and PHYmodel-based system level simulations In “Reproducible LTE Uplink Performance Analysis using Precomputed Interference Signals,” by Volker...

Ngày tải lên: 20/06/2014, 22:20

... fading channel model and provide system models for selection/maximal ratio combining and synchronous DS-CDMA, and recall the main functioning EURASIP Journal on Advances in Signal Processing principles ... 166–184, 1998 EURASIP Journal on Advances in Signal Processing [6] M Z Win and J H Winters, “Analysis of hybrid selection/ maximal-ratio combining in Rayleigh fading,” IEEE Transactions on Communications, ... better understanding (17), we recall the main functioning principles of GR The simple model of GR in form of block diagram is represented in Figure In this model, we use the following notations:...

Ngày tải lên: 21/06/2014, 05:20

... desirable when performing link adaption (selecting the coding and modulation scheme for a user) in coordinated multipoint (CoMP) scenarios The paper is organised as follows In Section we describe ... and coding scheme In attempt to predict the downlink SNIDR we use (15) However, now we use the predicted downlink channels instead of the true downlink channels when evaluating (16) since the ... obtains the information needed to calculate H The uplink channel matrix can obviously be obtained from the uplink signals Next, the elements of the diagonal matrix can be obtained by the following...

Ngày tải lên: 21/06/2014, 06:20

... remaining half, suggesting that classifiers trained on only perceived judgements of certainty may end up missing actual instances of uncertainty This highlights the importance of collecting data in ... their data into training and test sets, so that the test data includes utterances from speakers in the training set, and they run only a single split, so their reported accuracy may not be indicative ... it’s me: detecting flirting and its misperception in speed-dates,” in Proceedings of the Conference on Empirical Methods in Natural Language Processing (EMNLP ’09), pp 334–342, Singapore, 2009...

Ngày tải lên: 21/06/2014, 06:20

... Advances in Signal Processing After ST coded, the transmission structure of the training sequences is shown in Table To avoid the interblock interference from preceding information or training sequences, ... imposing a constraint on the transmit power of training sequences, we also investigated the optimal design of training signals It is shown that under the LS criterion, training sequences having ... significantly increasing the complexity Simulation results illustrating this can be found in Section For notational convenience, we add in the time index for vectors or matrices in the ensuing description...

Ngày tải lên: 21/06/2014, 06:20

... decaying channel is considered, ordering with decreasing average SINR is equivalent to ordering with increasing TOA Following (3), the average SINR of quasi-synchronous BS-CDMA is given by SINRm ... decreasing power delay profile, the average interference power increases with an increasing τa → m or τb → m As a result, ordering with decreasing average SINR is equivalent to ordering with increasing ... Figure 4: SINR versus SNR, τ1 = 0, τ2 = · · · = τ8 = the simulation In addition, SINR of different users decreases with an increasing TOA In another words, an ordering with decreasing average SINR is...

Ngày tải lên: 21/06/2014, 06:20