Duyuru:
15 Nisan 2025'ten önce Earth Engine'i kullanmak için kaydedilen tüm ticari olmayan projelerin Earth Engine erişimini sürdürmek için
ticari olmayan uygunluğu doğrulaması gerekir.
ee.Filter.calendarRange
Koleksiyonlar ile düzeninizi koruyun
İçeriği tercihlerinize göre kaydedin ve kategorilere ayırın.
Nesnenin zaman damgası, belirli bir takvim alanı aralığına giriyorsa geçen bir filtre döndürür.
month
,
day_of_year
,
day_of_month
ve
day_of_week
1 tabanlıdır. Saatlerin UTC olduğu varsayılır. Haftaların 1. günü Pazartesi olarak kabul edilir.
end
<
start
ise bu, sarmalamaya izin vermek için
value
>=
start
VEYA
value
<=
end
için test yapar.
Kullanım | İadeler |
---|
ee.Filter.calendarRange(start, end, field) | Filtre |
Bağımsız Değişken | Tür | Ayrıntılar |
---|
start | Tamsayı | İstenen takvim alanının başlangıcı (girilen tarihler dahil). |
end | Tam sayı, varsayılan: null | İstenen takvim alanının bitişi (dahil). Varsayılan olarak başlangıç değeriyle aynıdır. |
field | Dize, varsayılan: "day_of_year" | Filtrelenecek takvim alanı. Seçenekler şunlardır: "year", "month", "hour", "minute", "day_of_year", "day_of_month" ve "day_of_week". |
Örnekler
Kod Düzenleyici (JavaScript)
// A Sentinel-2 surface reflectance image collection intersecting the peak of
// Mount Shasta, California, USA.
var ic = ee.ImageCollection('COPERNICUS/S2_SR')
.filterBounds(ee.Geometry.Point(-122.196, 41.411));
print('Images for a month range (June-August)',
ic.filter(ee.Filter.calendarRange(6, 8, 'month')));
print('A start value greater than end value is valid (Dec-Feb)',
ic.filter(ee.Filter.calendarRange(12, 2, 'month')));
// This example uses the 'year' field value. Note that ee.Filter.date is the
// preferred method when filtering by whole years, as it is much faster.
print('Images for a year range (2020-2021)',
ic.filter(ee.Filter.calendarRange(2020, 2021, 'year')));
// This example uses the 'day_of_year' field value. Note that
// ee.Filter.dayOfYear is the preferred method for filtering by DOY.
// The ee.Date.getRelative function is used to identify DOY from an ee.Date
// object for a representative year. Be mindful of leap years when filtering
// by DOY.
var startDoy = ee.Date('2000-06-01').getRelative('day', 'year');
var endDoy = ee.Date('2000-06-15').getRelative('day', 'year');
print('start DOY =', startDoy,
'end DOY =', endDoy,
'Images for a day-of-year range',
ic.filter(ee.Filter.calendarRange(startDoy, endDoy, 'day_of_year')));
Python kurulumu
Python API'si ve etkileşimli geliştirme için geemap
kullanımı hakkında bilgi edinmek üzere
Python Ortamı sayfasına bakın.
import ee
import geemap.core as geemap
Colab (Python)
# A Sentinel-2 surface reflectance image collection intersecting the peak of
# Mount Shasta, California, USA.
ic = ee.ImageCollection('COPERNICUS/S2_SR').filterBounds(
ee.Geometry.Point(-122.196, 41.411))
print('Images for a month range (June-August):',
ic.filter(ee.Filter.calendarRange(6, 8, 'month')).getInfo())
print('A start value greater than end value is valid (Dec-Feb):',
ic.filter(ee.Filter.calendarRange(12, 2, 'month')).size().getInfo())
# This example uses the 'year' field value. Note that ee.Filter.date is the
# preferred method when filtering by whole years, as it is much faster.
print('Images for a year range (2020-2021):',
ic.filter(ee.Filter.calendarRange(2020, 2021, 'year')).size().getInfo())
# This example uses the 'day_of_year' field value. Note that
# ee.Filter.dayOfYear is the preferred method for filtering by DOY.
# The ee.Date.getRelative function is used to identify DOY from an ee.Date
# object for a representative year. Be mindful of leap years when filtering
# by DOY.
start_doy = ee.Date('2000-06-01').getRelative('day', 'year')
end_doy = ee.Date('2000-06-15').getRelative('day', 'year')
print('start DOY =', start_doy.getInfo(), 'end DOY =', end_doy.getInfo())
print(
'Images for a day-of-year range:',
ic.filter(ee.Filter.calendarRange(start_doy, end_doy, 'day_of_year'))
.getInfo()
)
Aksi belirtilmediği sürece bu sayfanın içeriği Creative Commons Atıf 4.0 Lisansı altında ve kod örnekleri Apache 2.0 Lisansı altında lisanslanmıştır. Ayrıntılı bilgi için Google Developers Site Politikaları'na göz atın. Java, Oracle ve/veya satış ortaklarının tescilli ticari markasıdır.
Son güncelleme tarihi: 2025-07-26 UTC.
[null,null,["Son güncelleme tarihi: 2025-07-26 UTC."],[[["\u003cp\u003eFilters objects based on whether their timestamp falls within a specified calendar date range (e.g., month, day of year).\u003c/p\u003e\n"],["\u003cp\u003eAllows filtering by various calendar fields like year, month, hour, minute, day of year, day of month, and day of week, with "day_of_year" as the default.\u003c/p\u003e\n"],["\u003cp\u003eAccepts start and end values for the range, with the end defaulting to the start value if not specified.\u003c/p\u003e\n"],["\u003cp\u003eSupports wrapping, meaning if \u003ccode\u003eend\u003c/code\u003e is less than \u003ccode\u003estart\u003c/code\u003e, it filters for values greater than or equal to \u003ccode\u003estart\u003c/code\u003e OR less than or equal to \u003ccode\u003eend\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eAssumes times are in UTC and weeks begin on Monday.\u003c/p\u003e\n"]]],[],null,["# ee.Filter.calendarRange\n\nReturns a filter that passes if the object's timestamp falls within the given range of a calendar field. The `month`, `day_of_year`, `day_of_month`, and `day_of_week` are 1-based. Times are assumed to be in UTC. Weeks are assumed to begin on Monday as day 1. If `end` \\\u003c `start` then this tests for `value` \\\u003e= `start` OR `value` \\\u003c= `end`, to allow for wrapping.\n\n\u003cbr /\u003e\n\n| Usage | Returns |\n|-------------------------------------------------------|---------|\n| `ee.Filter.calendarRange(start, `*end* `, `*field*`)` | Filter |\n\n| Argument | Type | Details |\n|----------|--------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------|\n| `start` | Integer | The start of the desired calendar field, inclusive. |\n| `end` | Integer, default: null | The end of the desired calendar field, inclusive. Defaults to the same value as start. |\n| `field` | String, default: \"day_of_year\" | The calendar field to filter over. Options are: \\`year\\`, \\`month\\`, \\`hour\\`, \\`minute\\`, \\`day_of_year\\`, \\`day_of_month\\`, and \\`day_of_week\\`. |\n\nExamples\n--------\n\n### Code Editor (JavaScript)\n\n```javascript\n// A Sentinel-2 surface reflectance image collection intersecting the peak of\n// Mount Shasta, California, USA.\nvar ic = ee.ImageCollection('COPERNICUS/S2_SR')\n .filterBounds(ee.Geometry.Point(-122.196, 41.411));\n\nprint('Images for a month range (June-August)',\n ic.filter(ee.Filter.calendarRange(6, 8, 'month')));\n\nprint('A start value greater than end value is valid (Dec-Feb)',\n ic.filter(ee.Filter.calendarRange(12, 2, 'month')));\n\n// This example uses the 'year' field value. Note that ee.Filter.date is the\n// preferred method when filtering by whole years, as it is much faster.\nprint('Images for a year range (2020-2021)',\n ic.filter(ee.Filter.calendarRange(2020, 2021, 'year')));\n\n// This example uses the 'day_of_year' field value. Note that\n// ee.Filter.dayOfYear is the preferred method for filtering by DOY.\n// The ee.Date.getRelative function is used to identify DOY from an ee.Date\n// object for a representative year. Be mindful of leap years when filtering\n// by DOY.\nvar startDoy = ee.Date('2000-06-01').getRelative('day', 'year');\nvar endDoy = ee.Date('2000-06-15').getRelative('day', 'year');\nprint('start DOY =', startDoy,\n 'end DOY =', endDoy,\n 'Images for a day-of-year range',\n ic.filter(ee.Filter.calendarRange(startDoy, endDoy, 'day_of_year')));\n```\nPython setup\n\nSee the [Python Environment](/earth-engine/guides/python_install) page for information on the Python API and using\n`geemap` for interactive development. \n\n```python\nimport ee\nimport geemap.core as geemap\n```\n\n### Colab (Python)\n\n```python\n# A Sentinel-2 surface reflectance image collection intersecting the peak of\n# Mount Shasta, California, USA.\nic = ee.ImageCollection('COPERNICUS/S2_SR').filterBounds(\n ee.Geometry.Point(-122.196, 41.411))\n\nprint('Images for a month range (June-August):',\n ic.filter(ee.Filter.calendarRange(6, 8, 'month')).getInfo())\n\nprint('A start value greater than end value is valid (Dec-Feb):',\n ic.filter(ee.Filter.calendarRange(12, 2, 'month')).size().getInfo())\n\n# This example uses the 'year' field value. Note that ee.Filter.date is the\n# preferred method when filtering by whole years, as it is much faster.\nprint('Images for a year range (2020-2021):',\n ic.filter(ee.Filter.calendarRange(2020, 2021, 'year')).size().getInfo())\n\n# This example uses the 'day_of_year' field value. Note that\n# ee.Filter.dayOfYear is the preferred method for filtering by DOY.\n# The ee.Date.getRelative function is used to identify DOY from an ee.Date\n# object for a representative year. Be mindful of leap years when filtering\n# by DOY.\nstart_doy = ee.Date('2000-06-01').getRelative('day', 'year')\nend_doy = ee.Date('2000-06-15').getRelative('day', 'year')\nprint('start DOY =', start_doy.getInfo(), 'end DOY =', end_doy.getInfo())\nprint(\n 'Images for a day-of-year range:',\n ic.filter(ee.Filter.calendarRange(start_doy, end_doy, 'day_of_year'))\n .getInfo()\n)\n```"]]