Suggested Suggested textbook:
Transcript of Suggested Suggested textbook:
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Introduction to Digital Image Processing
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The first photograph in the world:Joseph Nicéphore Niépce, View from the Window at Le Gras, 1826.
About MyselfDodi Sudiana
• E‐mail: [email protected] • YM ID: dodi_sudi• FB: dodi.sudiana• HP: 081380787675
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• 2005 Ph.D, Chiba University, Japan• 1996 M.Eng., Keio University, Japan• 1990 Ir., University of Indonesia
Education:
Research interests: • Image/signal processing, remote sensing
• R.C. Gonzalez and R.E. Woods, “Digital Image Processing”, 2nd Ed., Prentice‐Hall, 2002
• R C Gonzalez R E Woods S L Suggested
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• R.C. Gonzalez, R.E. Woods, S.L. Eddins, “Digital Image Processing using MATLAB”, Prentice‐Hall, 2004
• Any other book with a similar title is fine
Suggested textbook:
General Information• Prerequisites
Knowledge of at least two of the following three areas: linear algebra, elementary probability theory, signal processing
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http://www.ee.ui.ac.id/ecourse• Class homepage
MATLAB programming is an advantage
All lecture notes, homework, computer assignments, UTS & UAS will be submitted to the course homepage.
Teaching Objectives
First: Fun!
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Second: Fun!
Third: Fun!
Tujuan Perkuliahan
Di akhir semester, Anda diharapkan akan:
• Mengetahui dasar‐dasar digital image processing termasuk akuisisi citra (image acquisition), persepsi,
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transformasi, kompresi, perbaikan (enhancement), interpolasi, restorasi, analisis, dsb.
• Mampu menggunakan MATLAB® untuk melakukansimulasi pengolahan citra tingkat dasar dan familiar dengan fungsi‐fungsi yang terdapat pada MATLAB® image processing toolbox.
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Tour Guide
Image Compression
Image Acquisition Image
Generation
D.I.P Th
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Compression
Image Manipulation
Image Analysis
Image Perception
Image Display
Theme Park
Tinjauan historis Pengolahan Citra Digital
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Industri surat kabar menggunakan sistem transmisi kabelBartlane untuk mengirim gambar melalui kabel bawah lautantara London dan New York pada tahun 1920‐an.
Peningkatan kualitas
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Jumlah tingkat keabuan yang dikodekan sistem Bartlanebertambah dari 5 menjadi 15 tingkat pada akhir 1920‐an.
Citra‐citra tadi sudah digital; tetapi TIDAK dapatdianggap sebagai hasil pengolahan citra digital.
Jadi, apa itu Pengolahan citra digital (Digital
Lahirnya of Komputer Digital
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Jad , apa tu e go a a c t a d g ta ( igitalImage Processing‐DIP)?• Pengolahan citra digital menggunakan komputer digital
DIP bergantung pada perkembangan komputerdigital dan teknologi pendukung lainnya (mis. penyimpan data (storage), display dan transmisi)
Terbang ke luar angkasa
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Gambar pertama bulan yang diambil US spacecraft Ranger 7 pada 31 Juli 1964 jam 9:09 pagi
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Lahirnya Tomografi Komputer(CT)
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Sir Godfrey N. Housefield dan Prof. Allan M. Cormack berbagiHadiah Nobel Kedokteran tahun 1979 karena menemukanComputer Tomography (CT)
Boom Citra Digital 20 tahun terakhir
Akuisisi(perolehan) citra
• Kamera Digital, scanner• MRI dan pencitraan ultrasonik• Pencitraan infra (merah) danmicrowave
• Internet, wireless communication
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Transmisi
Tampilan(Display)
• Printers, LCD monitor, digital TV
Olympus E-330 – 7.5 MPixel
Canon DR-3060, 40 ppm
QWIP camera
FF in Malibu
Perspektif Akuisisi Citra
• Mulai dari spektrum cahayatampak (visible) hinggaspektrum tak tampak (non‐visible)D i i i d j k
Memperbesarkemampuansistem visi
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• Dari sistem pengindraan jarakdekat (close‐distance sensing) hingga jauh (remote sensing)
sistem visimanusia
Visible (I): Fotografi
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Visible (II): Motion Pictures
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Visible (III): Penegakan hukum dan Biometrik
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Visible (IV): Light Microscopy
19Taxol (250×) Cholesterol (40×) Microprocessor (60×)
Visible (V): Pengindraan Jauh (Remote Sensing)
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Badai Andrew dilihat olehNOAA GEOS
Amerika waktu malam(Nov. 27, 2000)
Di atas Visible (I): Citra TermalBeroperasi pada frekuensi inframerah
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Suhu tubuh manusia (pixel berwarna merah)
Warna‐warni menunjukkanperbedaan suhu
Di atas Visible (II): Citra RadarBeroperasi pada frekuensi gelombang mikro
22Pegunungan di Tibet Tenggara
Di atas Visible (III): MRI dan AstronomiBeroperasi pada frekuensi gel. radio
MRI
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lutut tulang belakang kepala
visible infrared radio
Astronomi
Di atas Visible (IV): Fluorescence Microscopy
Panjang gelombang ultraviolet
24Jagung normal Jagung sakit
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Di atas Visible (V): Diagnosa MedisGelombang: X‐ray frequency
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dada kepala
Di atas Visible (VI): PET dan Astronomi
Gelombang: gamma‐ray frequency
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Positron Emission Tomography(PET)
Cygnus Loop di konstelasiCygnus
• Mengubah “gelombang suara” menjadi sinyal citra
Acoustic imaging
• Melewatkan berkas elektronmelalui suatu spesimen (obyekyang akan diteliti)
Electron microscopy
Modus pencitraan non‐Electro‐Magnetic
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• Memeriksa perubahan global pada ekspresi genetis sel‐seldan jaringan tubuh
Fluorescent Microarray Imaging
• Dibuat oleh komputer (bersifatmaya)
Citra sintetis dalamComputer Graphics
Citra Akustikvisiblevisible seismikseismik
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Lokasi potensial minyak/gas
Electron Microscope
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Citra Scanning Electron Microscopy (SEM) 2500× kerusakan IC (integrated circuit)
(benang putih adalah oksida yang muncul akibat kerusakan termal)
Citra Microarray
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Note: Red and green colors correspond to two
different fluorescent dyes (e.g., Cy3 and Cy5)
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Gambar Kartun (Non‐photorealistic)
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Citra sintetik dalam Game
32Age of Empire III oleh Ensemble Studios
Virtual Reality (Photorealistic)
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Grafis dalam Seni
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Grafis di Kedokteran
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Campuran Grafik dan Foto: GIS
36Morgantown, WV di Google Map
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Membantu melihat obyek tak terlihat akibat:• Tak tembus cahaya (mis. tubuh manusia)
• Jarak jauh (mis. remote sensing)• Ukuran sangat kecil (mis. light microscopy)
Sinyal lain (mis. seismik) dapat
Kesimpulan: mengapa kita perlu citra?Kesimpulan: mengapa kita perlu citra?
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y ( ) pditerjemahkan menjadi citra untuk
membantu analisa
Penting untuk menyimpan informasi dan mendukung pembuktian
Video Time (ASIMO)ASIMO (アシモ, ashimo?) is a humanoid robot created by Honda. Standing at 130 centimeters (4 feet 3 inches) and weighing 54 kilograms (114 pounds), the robot resembles a small astronaut wearing a backpack and can walk or run on two feet at speeds up to 6 km/h (4.3 mph), matching EMIEW.[1] ASIMO was created at Honda's Research & Development Wako Fundamental Technical Research Center in Japan. It is the current model in a line of eleven that began in 1986 with E0.Officially the name is an acronym for "Advanced Step in Innovative
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Officially, the name is an acronym for Advanced Step in Innovative MObility". Honda's official statements[2] claim that the robot's name is not a reference to science fiction writer and inventor of the Three Laws of Robotics, Isaac Asimov.As of February 2009, there are over 100 ASIMO units in existence.[3]Each one costs under $1 million (¥106,710,325 or €638,186 or £504,720) to manufacture,[4] and some units are available to be hired out for $166,000 (¥17,714,316 or €105,920 or £83,789) per year.[5]
ASIMO (アシモ, ashimo?) is a humanoid robot created by Honda. Standing at 130 centimeters (4 feet 3 inches) and weighing 54 kilograms (114 pounds), the robot resembles a small astronautwearing a backpack and can walk or run on two feet at speeds up to 6 km/h (4.3 mph), matching EMIEW.[1] ASIMO was created at Honda's Research & Development Wako Fundamental Technical Research Center in Japan. It is the current model in a line of eleven that began in 1986 with E0.
ASIMO
Officially, the name is an acronym for "Advanced Step in Innovative MObility". Honda's official statements[2]
claim that the robot's name is not a reference to science fiction writer and inventor of the Three Laws of Robotics, Isaac Asimov.
As of February 2009, there are over 100 ASIMO units in existence.[3] Each one costs under $1 million (¥106,710,325 or €638,186 or £504,720) to manufacture,[4]and some units are available to be hiredout for $166,000 (¥17,714,316 or €105,920 or £83,789) per year.[5]
Tentang ecourse
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Version: 7.6.0.324 (R2008A)
Tentang MATLAB®
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Toolboxes: • Image Processing Toolbox• Signal Processing Toolbox• Image Acquisition Toolbox• Other related Toolboxes