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University of Illinois, Urbana Champaign - CI - 336
FINAL PROJECT C&I 336 SUMMER SESSIONBeatrice WintersDATA COLLECTION AND ANALYSISSTATE GOAL 1010.A.1a Organize and display data using pictures, tallies, tables, charts or bar graphCollect organize and analyze data using statistical methods; pre
University of Illinois, Urbana Champaign - CI - 336
FINAL PROJECT C&I 336 SUMMER SESSIONBeatrice WintersDATA COLLECTION AND ANALYSISSTATE GOAL 10 Collect organize and analyze data using statistical methods; predict results; and interpret uncertainty using concepts of probability.10.A.1a Organize
University of Illinois, Urbana Champaign - ECE - 2002
The great interest in factor graphs and the sum-product algorithm wasinitiated by the ability to concisely formulate iterative decodingalgorithms that achieve superior performance. However, one should notmake the error of considering factor graph
University of Illinois, Urbana Champaign - ECE - 459
The great interest in factor graphs and the sum-product algorithm wasinitiated by the ability to concisely formulate iterative decodingalgorithms that achieve superior performance. However, one should notmake the error of considering factor graph
University of Illinois, Urbana Champaign - ECE - 361
Rayleigh and Rician Densities:We want to investigate the density of the real non-negative random variable r which is obtained as r = |ej a + n| where a assumes values 0 and A, is uniformly distributed in [0, 2) and n is a complex gaussian noise var
University of Illinois, Urbana Champaign - ECE - 567
Take-home Final Exam ECE567 Spring 2005 Each problem is worth 25 points. Due: March 12, 5:00 pm The completed exam should be turned in to my CSL mailbox. The final project report should be emailed to me by the exam deadline. Please do not give me har
University of Illinois, Urbana Champaign - ECE - 2002
On the Performance of Low-Density Parity Check CodesLow-density parity check codes are specied by matrix containing mostly 0s and only a small number of 1s. An (n,j,k) low-density code has length n a parity matrix where columns contains j 1s and row
University of Illinois, Urbana Champaign - ECE - 459
On the Performance of Low-Density Parity Check CodesLow-density parity check codes are specied by matrix containing mostly 0s and only a small number of 1s. An (n,j,k) low-density code has length n a parity matrix where columns contains j 1s and row
University of Illinois, Urbana Champaign - ECE - 2002
Some Iterative Decoding algorithms for Linear Block codesNiranjan Ratnakar December 14, 20021AbstractThis report talks about Iterative decoding. It primarily addresses 2 scenarios, when Hard decision is done and the other case when additional
University of Illinois, Urbana Champaign - ECE - 459
Some Iterative Decoding algorithms for Linear Block codesNiranjan Ratnakar December 14, 20021AbstractThis report talks about Iterative decoding. It primarily addresses 2 scenarios, when Hard decision is done and the other case when additional
University of Illinois, Urbana Champaign - ECE - 2002
Space-time Codes and Fixed Point Free GroupsNegar Kiyavash Dec 9, 2002Abstract Space-time code constellations with low encoding and decoding complexity rely on nding a set of unitary matrices for which each pairwise dierence matrix has a nonzero de
University of Illinois, Urbana Champaign - ECE - 459
Space-time Codes and Fixed Point Free GroupsNegar Kiyavash Dec 9, 2002Abstract Space-time code constellations with low encoding and decoding complexity rely on nding a set of unitary matrices for which each pairwise dierence matrix has a nonzero de
University of Illinois, Urbana Champaign - ECE - 2002
S OME I TERATIVE D ECODING A LGORITHMS FOR L INEAR B LOCK C ODESNiranjan RatnakarUniversity of Illinois, Urbana-ChampaignECE459RK Seminar1O UTLINEIterative Decoding algorithm for the Hard-Decision case Iterative Decoding algorithm when soft
University of Illinois, Urbana Champaign - ECE - 459
S OME I TERATIVE D ECODING A LGORITHMS FOR L INEAR B LOCK C ODESNiranjan RatnakarUniversity of Illinois, Urbana-ChampaignECE459RK Seminar1O UTLINEIterative Decoding algorithm for the Hard-Decision case Iterative Decoding algorithm when soft
University of Illinois, Urbana Champaign - ECE - 2002
On the Performance of Low Density Parity Check CodesXiangyu TangOutline Brief introduction of low density parity check codes Performance under optimal decoding Conclusion1Low Density Parity Check codes (LDPC codes) -Specified by matrix c
University of Illinois, Urbana Champaign - ECE - 459
On the Performance of Low Density Parity Check CodesXiangyu TangOutline Brief introduction of low density parity check codes Performance under optimal decoding Conclusion1Low Density Parity Check codes (LDPC codes) -Specified by matrix c
University of Illinois, Urbana Champaign - ECE - 461
University of Illinois, Urbana Champaign - ECE - 567
Problem Set 4 ECE567 Each problem is worth 10 points Spring 2005 Due: April 14 The objective of this homework is to test your knowledge of large deviations and congestion control. There will be office hours from 3:30-4:30 on Wednesday, April 13. 1
University of Illinois, Urbana Champaign - ECE - 567
Problem Set 5 ECE567 Each problem is worth 10 points Spring 2005 Due: May 3 The objective of this homework is to test your knowledge of scheduling algorithms. There will be office hours from 3:00-4:00 on Monday, May 2. 1. In class, we showed that
University of Illinois, Urbana Champaign - ECE - 567
Problem Set 3 ECE567 Each problem is worth 10 points Spring 2005 Due: March 17 The objective of this homework is to test your knowledge of reversibility and queueing networks, and basic large deviations techniques. Do all six problems. Note: There
University of Illinois, Urbana Champaign - ECE - 567
Take-home Exam 1 ECE567 Each problem is worth 25 points. Spring 2005 Due: March 311. Consider a mobile radio that is moving on the integer points of the real line according to a random walk. Let S(n) denote the position of the mobile at time instan
University of Illinois, Urbana Champaign - ECE - 567
Solutions to Problem Set 1 ECE567 Solution 1: Define(n)Spring 2005 P00 = P (S(n) = 0|S(0) = 0).(n)It is easy to see that P00 = 0 for n odd. For n = 2k, P00 Consider(2k)= P (making k jumps to the right and k jumps to the left) =2k (1/2)2k k
University of Illinois, Urbana Champaign - ECE - 461
University of Illinois, Urbana Champaign - ECE - 461
University of Illinois, Urbana Champaign - GE - 288
GE288Homework 6Fall 02Reading Assignment: Notes on duality, available on the course home page. Sections 5.1 and 5.2 of Taha.1. Problem 4, Problem set 4.1A, page 119 of Taha. 2. Problem 4, Problem set 5.2A, page 175 of Taha. Formulate (do not
University of Illinois, Urbana Champaign - GE - 288
Final Exam Topics Everything covered in class and all the homework assignments. These include: LPs: Formulation Interpreting Excel output and sensitivity analysis Graphical solution and sensitivity analysis Tableau method: standard form, identif
University of Illinois, Urbana Champaign - GE - 288
GE288Homework 11Fall 02Reading Assignment: Section 9.2.1 of Taha. 1. Problem 4, p. 379, problem set 9.2A of Taha. (Just graphically verify infeasibility, you dont have to use the B&B method.) 2. Problem 5, p. 379, problem set 9.2A of Taha.
University of Illinois, Urbana Champaign - GE - 288
GE288Homework 4Fall 021. Problem 5, Problem set 3.1A, page 73 of Taha. 2. Consider the following partial simplex tableau for a Max model: CB Basic 20 x1 3 1 -5 30 x2 0 1 0 25 x3 1 0 0 0 s1 1 0 -2 0 s2 -2 1 4 0 s3 0 0 1 RHS 100 200 400Indirect
University of Illinois, Urbana Champaign - GE - 288
GE288Homework 5Fall 02Notes: 1. Class will be cancelled on Oct. 2 and Oct. 4. 2. Office Hours will be cancelled on Oct. 2 and Oct. 3. 3. Quiz 5 will be held on Monday, Oct. 7 in class. 4. I will hold office hours from 2:00-3:00 on Tuesday, Oct.
University of Illinois, Urbana Champaign - ECE - 2002
Brian BagenstoseECE 459 Presentation write-upSome Schemes in Practice: Coding for WirelessWireless systems are in use everywhere today. From radios to clocks to wireless networks to cell phones, wires are seen more and more as a restraint rather
University of Illinois, Urbana Champaign - ECE - 459
Brian BagenstoseECE 459 Presentation write-upSome Schemes in Practice: Coding for WirelessWireless systems are in use everywhere today. From radios to clocks to wireless networks to cell phones, wires are seen more and more as a restraint rather
University of Illinois, Urbana Champaign - ECE - 2002
LATTICE CODES AND THEIR APPLICATIONSAlexia Briassouli459 RK: Advanced Coding Theory Fall 2002References:Sphere Packings, Lattices and Groups (J. H. Conway, N. J. A. Sloane) Coset Codes Part II: Binary Lattices and Related Codes (G. D. Forney J
University of Illinois, Urbana Champaign - ECE - 459
LATTICE CODES AND THEIR APPLICATIONSAlexia Briassouli459 RK: Advanced Coding Theory Fall 2002References:Sphere Packings, Lattices and Groups (J. H. Conway, N. J. A. Sloane) Coset Codes Part II: Binary Lattices and Related Codes (G. D. Forney J
University of Illinois, Urbana Champaign - ALLERTON - 05
Recently Erez and Zamir have shown that a lattice code withlattice decoding can achieve the capacity of the additive white Gaussiannoise (AWGN) channel. This was achieved by using a minimum mean-square error (MMSE) scaling and dithering to transf
University of Illinois, Urbana Champaign - ALLERTON - 05
We introduce the secure biometrics problem, argue that it is becomingincreasingly important, and discuss solutions from both a theoreticaland practical perspective.Essentially, the secure biometrics problem arises because biometricschange from o
University of Illinois, Urbana Champaign - ALLERTON - 05
Our recent proof of the completeness of decoding by list bitflipping is reviewed. The proof is based on an enumeration of all cosetsof low weight in terms of their minimum weight and syndrome weight. Byusing a geometric description of the error pa
University of Illinois, Urbana Champaign - ALLERTON - 05
For assessing the performance of linear programming decoding it isnecessary to know the minimal pseudo-codewords. In this talk we study theminimal pseudo-codewords of some Tanner graphs derived from projectiveplanes and give estimates on their pse
University of Illinois, Urbana Champaign - ALLERTON - 05
We prove that belief propagation provides a practical algorithm for implementing Maximum A posteriori Probability detectionin large CDMA systems. As a byproduct, we rederive Tse-Hanly formula for linear receivers without recourse ro random matrix
University of Illinois, Urbana Champaign - ALLERTON - 05
The behavior of error-correcting codes on ergodic channels, such as classicalGaussian and Rayleigh fading channels, has been extensively analyzed and well understood.Recently, coding for non-ergodic channels has attracted the attentionof researc
University of Illinois, Urbana Champaign - ALLERTON - 05
We argue that for approaching the capacity ofnoncoherent MIMO communication the sum diversity or the chordaldistance of space-time codes can play the primal role.In this work we present a family of Space-Time codesthat have large chordal minimum
University of Illinois, Urbana Champaign - ALLERTON - 05
We present in this talk sequences of ensembles of systematicaccumulate-repeat-accumulate (ARA) codes which asymptoticallyachieve capacity on the binary erasure channel (BEC) with*bounded complexity* per information bit. The results here improveth
Washington - MATH - 404
Math 404 Final Exam SolutionsShort answer questions. 1. State the first isomorphism theorem (for rings, not groups). If : R S is a surjective ring homomorphism with kernel I, then induces an isomorphism : R/I S. = 2. Describe the Eisenstein cri
Washington - MATH - 412
Mathematics 412Final preview 8 March 2006 As usual, clarity of exposition is as important as correctness of mathematics. The actual exam will be closed book, no notes or calculators allowed. There will be room on the paper to write your answers. Sin
Washington - MATH - 412
Mathematics 412Final preview 14 March 2003 As usual, clarity of exposition is as important as correctness of mathematics. 1. Two miscellaneous questions: (a) A friend says, "I've proved that 3x4 + 7x + 25 can't be factored as a product of lower degr
Washington - MATH - 505
Mathematics 505Winter 20041. Find a commutative ring R, a short exact sequence of R-modules, and an R-module M, so that applying M R to the short exact sequence yields a sequence which is not exact. Give reasons why the original sequence is exac
Washington - MATH - 411
Mathematics 411Autumn 2005Introduction to Modern Algebra for TeachersInstructor: John Palmieri, Padelford C-538, 543-1785, email palmieri@math. washington.edu Class time and place: MWF 1:30, Thomson 325 Oce hours: WF 10:30-12:00, drop-in, and by
Washington - MATH - 411
Mathematics 4119 December 2005 Final exam preview Instructions: As always in this course, clarity of exposition is as important as correctness of mathematics. 1. Recall that a Gaussian integer is a complex number of the form a + bi where a and b are
Washington - MATH - 412
Mathematics 412Winter 2006Introduction to Modern Algebra for TeachersInstructor: John Palmieri, Padelford C-538, 543-1785, email palmieri@math.washington.edu Class time and place: MWF 1:30, Savery 243 Office hours: drop-in and by appointment Tea
Washington - MATH - 412
Mathematics 4121 February 2006 Midterm preview Instructions: For this exam, clarity of exposition is as important as correctness of mathematics. The actual exam will be closed book, no notes or calculators allowed. There will be room on the paper to
Washington - CONJ - 480
OverviewofbrainstemanatomymidbrainponsmedullaBrainstemanatomy:externallandmarksVentral (anterior) view Dorsal (posterior) viewWhichlevelsofbrainstemandwhy?Brainstem anatomy: blood supplyTegmentumand basemedullaT B TPosterior(dorsal
Washington - UWCH - 202
Leroy Searle Department of English University of Washington Seattle, WA 98115 lsearle@u.washington.edu Standard Manuscript Format A very high percentage of college graduates eventually write for publication. Whether the writing consists of a company
Washington - UWCH - 4
Leroy Searle Department of English University of Washington Seattle, WA 98115 lsearle@u.washington.edu Standard Manuscript Format A very high percentage of college graduates eventually write for publication. Whether the writing consists of a company
Washington - UWCH - 4
Percy Bysshe Shelley (1792-1822) Mont Blanc: Lines Written in the Vale of ChamouniI The everlasting universe of things <1 > Flows through the mind, and rolls its rapid waves, <2> Now dark-now glittering-now reflecting gloom-Now lending splendour, wh
Washington - UWCH - 4
HOMER: Odyssey, trans. Samuel Butler From Book I:Tell me, O muse, of that ingenious hero who travelled far and wide after he had sacked the famous town of Troy. Many cities did he visit, and many were the nations with whose manners and customs he wa