自
2025 年 9 月 8 日起,每個新委刊項都必須聲明是否會放送歐盟政治廣告。如果透過 Display & Video 360 API 和 SDF 上傳的檔案未提供聲明,系統就會失敗。如要進一步瞭解如何更新整合服務以進行這項聲明,請參閱
淘汰項目頁面。
ImpressionSignal
透過集合功能整理內容
你可以依據偏好儲存及分類內容。
除非另有註明,否則本頁面中的內容是採用創用 CC 姓名標示 4.0 授權,程式碼範例則為阿帕契 2.0 授權。詳情請參閱《Google Developers 網站政策》。Java 是 Oracle 和/或其關聯企業的註冊商標。
上次更新時間:2025-07-25 (世界標準時間)。
[null,null,["上次更新時間:2025-07-25 (世界標準時間)。"],[[["\u003cp\u003eAlgorithm Rules utilize various impression signals to optimize ad delivery.\u003c/p\u003e\n"],["\u003cp\u003eThese signals include factors such as time and day, device type, ad position, and operating system.\u003c/p\u003e\n"],["\u003cp\u003eMobile model, exchange, environment, geographic location (country, city), browser, and creative dimensions are also considered as impression signals.\u003c/p\u003e\n"],["\u003cp\u003eEach signal type is stored within specific fields of the comparison value for evaluation in Algorithm Rules.\u003c/p\u003e\n"],["\u003cp\u003eDetailed information about each signal and its corresponding value field can be found in the provided table and linked documentation.\u003c/p\u003e\n"]]],["Algorithm Rules support impression signals categorized by enums. These include: `DAY_AND_TIME` (day/time of impression), `DEVICE_TYPE`, `AD_POSITION`, `OPERATING_SYSTEM_ID`, `MOBILE_MODEL_ID`, `EXCHANGE`, `ENVIRONMENT`, `COUNTRY_ID`, `CITY_ID`, `BROWSER_ID`, and `CREATIVE_DIMENSION` (creative's height and width). Each enum's value is stored in a specific field within the `ComparisonValue` structure, such as `int64Value` or `exchangeValue`. `IMPRESSION_SIGNAL_UNSPECIFIED` represents an unknown signal.\n"],null,["# ImpressionSignal\n\n| Display \\& Video 360 API is deprecated and will sunset on **October 7, 2025** . Migrate to [Display \\& Video 360 API v4](/display-video/api/reference/rest/v4) before sunset to avoid an interruption in service.\nSupported impression signals for Algorithm Rules.\n\n| Enums ||\n|---------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `IMPRESSION_SIGNAL_UNSPECIFIED` | Unknown signal. |\n| `DAY_AND_TIME` | The day of the week and hour of day the impression was made using browser's local time zone. Value is stored in the [dayAndTimeValue](/display-video/api/reference/rest/v3/AlgorithmRules#ComparisonValue.FIELDS.day_and_time_value) field of the comparison value. |\n| `DEVICE_TYPE` | Device type. Value is stored in the [deviceTypeValue](/display-video/api/reference/rest/v3/AlgorithmRules#ComparisonValue.FIELDS.device_type_value) field of the comparison value. |\n| `AD_POSITION` | Ad position. Value is stored in the [onScreenPositionValue](/display-video/api/reference/rest/v3/AlgorithmRules#ComparisonValue.FIELDS.on_screen_position_value) field of the comparison value. |\n| `OPERATING_SYSTEM_ID` | The operating system identifier. Value is stored in the [int64Value](/display-video/api/reference/rest/v3/AlgorithmRules#ComparisonValue.FIELDS.int64_value) field of the comparison value. |\n| `MOBILE_MODEL_ID` | The mobile model identifier. Value is stored in the [int64Value](/display-video/api/reference/rest/v3/AlgorithmRules#ComparisonValue.FIELDS.int64_value) field of the comparison value. |\n| `EXCHANGE` | Exchange. Value is stored in the [exchangeValue](/display-video/api/reference/rest/v3/AlgorithmRules#ComparisonValue.FIELDS.exchange_value) field of the comparison value. |\n| `ENVIRONMENT` | Serving environment. Value is stored in the [environmentValue](/display-video/api/reference/rest/v3/AlgorithmRules#ComparisonValue.FIELDS.environment_value) field of the comparison value. |\n| `COUNTRY_ID` | The country or region identifier. Value is stored in the [int64Value](/display-video/api/reference/rest/v3/AlgorithmRules#ComparisonValue.FIELDS.int64_value) field of the comparison value. |\n| `CITY_ID` | The city identifier. Value is stored in the [int64Value](/display-video/api/reference/rest/v3/AlgorithmRules#ComparisonValue.FIELDS.int64_value) field of the comparison value. |\n| `BROWSER_ID` | The browser identifier. Value is stored in the [int64Value](/display-video/api/reference/rest/v3/AlgorithmRules#ComparisonValue.FIELDS.int64_value) field of the comparison value. |\n| `CREATIVE_DIMENSION` | Creative height and width in pixels. Value is stored in the [creativeDimensionValue](/display-video/api/reference/rest/v3/AlgorithmRules#ComparisonValue.FIELDS.creative_dimension_value) field of the comparison value. |"]]