Fundamentos de Processamento de Sinal
Weekly outline
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Lecture materials
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Uploaded 14/09/23, 19:54
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Important NOTE: this video was produced in 2021 and Students should keep in mind that the syllabus in slide 16 is NOT valid for the 2023-2024 FunSP edition (i.e. the video part between (h:min:sec) 0:47:00 until 1:01:00), the valid syllabus is available on the course description (https://sigarra.up.pt/feup/pt/ucurr_geral.ficha_uc_view?pv_ocorrencia_id=521980).
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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PL materials
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Lecture materials
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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PL materials
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NOTE: two of these illustrative Peer-to-Peer (P2P) exercises will be explained during the lectures (i.e. T classes)
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NOTE: in addition to repeating the explanation of exercises 1 and 3 (belonging to the set of exercises released last week), this video also explains how to solve exercise 5, which includes aspects of the Fourier Transform that is reviewed this week.
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Lecture materials
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763.7 KB Documento PDF
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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NOTE: the following two videos regard the same lesson, one is presented in Portuguese and another one in English.
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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Uploaded 9/09/23, 18:40
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PL materials
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Verification Questions #1
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By answering this set of Verification Questions, in compliance with the University of Porto Ethical Code of Academic Conduct, namely its Article 13, I am giving my word of honor that I am providing my individual answers without any form of external assistance, and that I am not using any fraudulent methods, namely capturing or using images of the questions.
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Lecture materials
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NOTE: this video was produced in 2021 (part 1/3) and is valid for the 2023-2024 FunSP edition.
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NOTE: this video was produced in 2021 (part 2/3) and is valid for the 2023-2024 FunSP edition.
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NOTE: this video was produced in 2021 (part 3/3) and is valid for the 2023-2024 FunSP edition. Students should note, however, that this video does not include a new section that has now been included and that addresses the Z-Transform of the auto/cross-correlation. Please check the most recent version of the slides ("Lecture slides on the Z Transform File").
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PL materials
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Uploaded 29/09/23, 11:52
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OCTOBER 6: 10-minute Quiz on sampling and reconstruction (14:15 - 14:40)
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By answering this set of Verification Questions, in compliance with the University of Porto Ethical Code of Academic Conduct, namely its Article 13, I am giving my word of honor that I am providing my individual answers without any form of external assistance, and that I am not using any fraudulent methods, namely capturing or using images of the questions.
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AD assessment results so far
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Uploaded 10/10/23, 22:51
NOTE: pass to open the PDF is the same as that used to answer the second quiz
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PL materials
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Uploaded 6/10/23, 12:40
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Uploaded 7/10/23, 18:26
For this lab, you may ignore section 3.1.2 of the guide, and you are expected to try the experiments described in Sections 3.2 and 3.3 of the guide.
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NOTE: this video was produced in 2021 and is valid to explain this week's additional exercises 2 and 3.
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Lecture materials
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1001.4 KB Documento PDF
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition. It covers the multiplication property of the Z-Transform and the Parseval Theorem, and discusses the first part of the set of slides on the frequency-domain representation of discrete-time systems.
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition. It covers the second part of the set of slides on the frequency-domain representation of discrete-time systems.
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition. It covers the third part of the set of slides on the frequency-domain representation of discrete-time systems.
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PL materials
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Uploaded 12/10/23, 20:53
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Uploaded 13/10/23, 09:05
NOTE: although this LAB is not subject to formal assessment, Students should prepare it before the lab class, and are expected to benefit as much as possible from the learning opportunities it elicits (i.e. at least they should complete what is requested in section 6.2 of the guide)
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition. It covers the solution to the first exercise suggested for this week as well as other exercises that will be presented next week.
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By answering this set of Verification Questions, in compliance with the University of Porto Ethical Code of Academic Conduct, namely its Article 13, I am giving my word of honor that I am providing my individual answers without any form of external assistance, and that I am not using any fraudulent methods, namely capturing or using images of the questions.
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Lecture materials
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569.4 KB Documento PDF
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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PL materials
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Uploaded 20/10/23, 11:54
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128.8 KB Documento PDF
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NOTE: this video was produced in 2020 and is valid for the 2023-2024 FunSP edition.
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Uploaded 9/09/23, 18:40
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AD assessment results so far
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Uploaded 26/10/23, 07:20
Password is the same as that used to access the last Verification Questions quiz
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Verification Questions #4
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By answering this set of Verification Questions, in compliance with the University of Porto Ethical Code of Academic Conduct, namely its Article 13, I am giving my word of honor that I am providing my individual answers without any form of external assistance, and that I am not using any fraudulent methods, namely capturing or using images of the questions.
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Lecture materials
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition. The relevant part starts at min 19:00.
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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Uploaded 9/09/23, 18:40
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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PL materials
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Uploaded 2/11/23, 20:55
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Handwritten solutions regarding exercise 1 (although not complete, see attached Matlab code) and exercise 2.
NOTE: please review carefully Exercise 1 as it is very important for this week (in terms of understanding how a given relative zero-pole distribution determines the frequency response magnitude). The following video, although borrowed from another course, explains it.
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NOTE: this video was produced in 2020 in the context of another course (as Exercise 4) and is valid for the 2023-2024 FunSP edition
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AD assessment results so far
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Note: the password is the same as that used to access the fourth set of VQ. Any questions should be directed to your PL Instructor.
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Note: the password is the same as that used to access the fourth set of VQ. Any questions should be directed to your PL Instructor.
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Password is the same as that used to access the last Verification Questions quiz
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Lecture materials
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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NOTE 1: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
NOTE 2: the first part of this video, up to (min:seg) 30:00 pertains to this lecture, the second part pertains to the next lecture.
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PL materials
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Uploaded 10/11/23, 10:54
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Verification Questions #5
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By answering this set of Verification Questions, in compliance with the University of Porto Ethical Code of Academic Conduct, namely its Article 13, I am giving my word of honor that I am providing my individual answers without any form of external assistance and that I am not using any fraudulent methods, namely capturing or using images of the questions.
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Lecture materials
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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PL materials
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Uploaded 16/11/23, 18:35
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NOTE 1: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
NOTE 2: exercises 5 and 6 in this video correspond to exercises 2 and 4 in the above set of exercises, respectively.
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Verification Questions #6
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By answering this set of Verification Questions, in compliance with the University of Porto Ethical Code of Academic Conduct, namely its Article 13, I am giving my word of honor that I am providing my individual answers without any form of external assistance and that I am not using any fraudulent methods, namely capturing or using images of the questions.
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The first lecture this week addresses DFT-based computation of the auto/cross-correlation and fast filtering in the frequency domain (the overlap-add and overlap-save methods). This is covered by slides whose PDF is available.
The second lecture this week involves only whiteboard-based analytical developments and explanations (i.e. no slides) on the following themes: the DFT as a uniform filter-bank, and introduction to spectrum estimation.
Specifically, we will present the filter bank interpretation of the DFT, in particular, by addressing the frequency response of each DFT channel. There are no supporting slides. At the end of the class, it should be clear to all attending Students why we say: «The DFT is a filter bank of uniformly frequency-modulated filters whose frequency responses depend on the Fourier Transform of the window that is used to multiply the signal».
Time permitting, we will also address and illustrate how we can use the FFT to perform a special form of spectrum estimation: the spectrogram. It should be clear to all attending Students how the spectrogram is obtained and what information it conveys. This part is not covered by supporting slides.
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Lecture materials
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Uploaded 23/11/23, 16:09
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NOTE 1: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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NOTE 1: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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NOTE: this video was produced in 2021 and is valid for the 2023-2024 FunSP edition.
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PL materials
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Uploaded 24/11/23, 16:49
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Lectures this week will continue with the introduction to spectrum estimation using the sliding DFT/FFT, the periodogram, and the spectrogram, and will address a new topic: adaptive filtering. Linear adaptive filtering can be considered the birthplace of machine learning and is also the theme of the LAB next week.
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Lecture materials
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PL materials
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Uploaded 29/11/23, 12:00
NOTE: Before de PL class (i.e. at home) you should prepare answers from Question 1 to Question 5. You may ignore question 6 in case the oscilloscopes in the lab are modern (i.e. not similar to those illustrated in the Lab guide). Your performance in the LAB will be assessed taking into special consideration your answers to Questions 1, 2, 4, 7, 9, 10, and 11.
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AD assessment results so far
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Note: the password is the same as that used to access the last set of VQ
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Lecture materials
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PL materials
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Uploaded 6/12/23, 21:37
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Previous exams + solutions
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NOTE: Complete solutions are provided for half of the exams.
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Verification Questions #7
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By answering this set of Verification Questions, in compliance with the University of Porto Ethical Code of Academic Conduct, namely its Article 13, I am giving my word of honor that I am providing my individual answers without any form of external assistance and that I am not using any fraudulent methods, namely capturing or using images of the questions.
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Final AD assessment results
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Note: the password is the same as that used to access the seventh set of VQ. Questions should be directed to your PL Instructor.
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Note: the password is the same as that used to access the seventh set of VQ. Questions should be directed to your PL Instructor.
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Note: the password is the same as that used to access the seventh set of VQ. Questions should be directed to your PL Instructor.
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Note: the password is the same as that used to access the seventh set of VQ.
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