<<  Unsupervised Classification: K-means ISODATA example: 2 classes, 2 bands  >>
Unsupervised classification: ISODATA (Iterative self-organising data

Unsupervised classification: ISODATA (Iterative self-organising data analysis) algorithm. Same as K-means but now we can vary number of clusters (by splitting / merging) Start with (user-defined number) randomly located clusters Assign each pixel to nearest cluster (mean spectral distance) Re-calculate cluster means and standard deviations If distance between two clusters < some threshold, merge them If standard deviation in any one dimension > some threshold, split into two clusters Delete clusters with small number of pixels Re-assign pixels, re-calculate cluster statistics etc. until changes of clusters < some fixed threshold. 25.

Слайд 25 из презентации «Environmental Remote Sensing GEOG 2021»

Размеры: 720 х 540 пикселей, формат: .jpg. Чтобы бесплатно скачать слайд для использования на уроке, щёлкните на изображении правой кнопкой мышки и нажмите «Сохранить изображение как...». Скачать всю презентацию «Environmental Remote Sensing GEOG 2021.ppt» можно в zip-архиве размером 1644 КБ.

Без темы

краткое содержание других презентаций

«Времена в английском языке» - Употребление. Глагол "to be". Modal verbs. Английский язык. The past continuous tense. Вспомогательный глагол. To be in past simple. Правильные глаголы. The past Indefinite tense. Употребление и перевод. Указание момента времени. Почтальон. The future in the past. The present continuous tense.

«Romany» - Roma’s flag. Legends associated with the belief. Roma now be found on all continents except Antarctica. Since that time god has allowed to steal sometimes to gypsies. Romanes. Romany. Roma national costume. It became appreciable within persecutions of religion by the Soviet authority. Religion. The first mention of the Roma.

««Английский» 2 класс» - Home task. Write. Ask questions. Answer my questions. За попугаем повтори. Repeat after me. Знакомство за круглым столом. English. Фонетическая разминка. Гимнастика для глаз. At the round table. It is an elephant. Meet my friend. Read, please. Her name. Olga Sergeevna. My name. Guess. Good day. За работу.

«Английский речевой этикет» - Элементы ролевой игры: в магазине, на уроке, за столом и т.д. Особенности речевого этикета англоговорящих стран: Wow, your mother’s really beautiful, and so young looking. Методические приемы для обучения формам речевого этикета в начальной школе. Актуальность разрабатываемого вопроса. B: Fine, how are /you?

«Elizabeth II» - HER INTERESTS. MARRIAGE AND FAMILY. The Princess, accompanied by Prince Philip, took his place. In 1947 the Princess's engagement to Lieutenant Philip Mountbatten was announced. Education. Her Majesty's coronation took place in Westminster Abbey on 2 June 1953. The Queen is Patron or President of over 700 organisations.

«The Earth» - What is the disaster. Is the Earth a beautiful but dangerous place to live on. The Earth is a Dangerous Place. A tornado. Hurt – причинять боль, вредить. Use the structure and say. Earthquake. To shake (shook, shaken) – трясти, трястись. Earthquake. Hurricane. Disaster. A very violent wind is typical of tornado.

Всего в теме «Без темы» 661 презентация
Урок

Английский язык

29 тем