反向图像搜索(Reverse Image Search)是一种使用图像而不是文本作为搜索查询的搜索技术。无论您是想在线跟踪您的照片、检查任何人的身份、检查图像的真实性、按图像搜索还是想找出图像的来源，反向图像搜索(Reverse Image Search)都是最佳选择。它可以帮助您在网上找到相似的图像，并从网络上快速发现相关图像。
虽然大多数流行的网络浏览器Google、Bing和Yandex都包含反向图像搜索(Reverse Image Search)功能，但也有许多第三方工具可用于相同的功能。您只需要上传图像并让该工具在其数据库中搜索类似图像。这些工具通过形状、颜色、图案和纹理来匹配图像。
在线查找类似图像
Google的一项功能使用反向图像搜索技术来搜索网络上的相似图像。您只需上传图片，它会根据提交的图片的形状、颜色和图案进行分析。然后，谷歌(Google)将提交的图像与其数据库中的数百万张图像进行比较，并显示最佳的相似结果。
1]如何使用(How)谷歌(Google)进行反向图片搜索
访问www.images.google.com并点击搜索栏中的相机(Camera)图标。接下来，您可以上传图片或将图片URL粘贴到搜索栏中，以在网络上搜索类似图片。
上传图片后，单击“按图片搜索”选项卡。(Search by image”)
谷歌(Google)会给你一个视觉上相似的图像列表，以及它们使用过的地方。谷歌(Google)有时也会使用图片的元数据和描述来查找相似的图片。
2] TinEye图像搜索服务
拥有超过 150 亿张图像的庞大数据库，这是全球第二大最受欢迎的图像搜索服务。Google 图片搜索(Google Image Search)和TinEye都以其准确的结果而闻名。TinEye，图像搜索服务也可作为
Firefox、Chrome、Safari、IE 和Opera的浏览器插件使用。然而， TinEye(TinEye)使用的确切算法从未透露，但它似乎使用图像识别技术分析图片，而不是元数据或关键字。
TinEye还提供由MulticolorEngine提供支持的(MulticolorEngine)颜色提取(Color Extraction)，您可以在其中搜索具有完全相同颜色的视觉相似图像。在这里(here)检查。
3] Yandex 反向图像搜索
俄罗斯(Russia)最受欢迎的搜索引擎 Yandex还提供反向图像搜索(Reverse Image Search)功能，让用户可以在互联网上搜索重复图像。就像(Just)Google图片搜索一样，您需要上传图片或粘贴图片URL以查找重复的图片。然后搜索引擎查看其大型数据库并为您提供最佳结果。访问Yandex 图像搜索(Yandex Image Search)，然后单击右侧的相机图标。您可以上传图像或输入其URL。
4] CTRLQ.org
这是专为您的移动设备创建的Google 图片搜索服务。(Google Image Search)该工具可帮助用户使用手机执行反向图像搜索。只需(Just)在您的移动设备上打开该工具，单击“上传图片”按钮，然后从您的手机存储中上传任何照片。单击(Click)Show Matches以查看网络上视觉上相似的图像。您可以在此处查看该工具。(here.)
5]图像攻略
ImageRaider.com是另一个反向图像搜索服务，它使用Bing图片、Google图片和Yandex等搜索引擎来获取相似的图片。Image Raider的一个显着特点是您可以一次搜索多达 20 张图像。您可以上传图像、粘贴图像URL或事件链接来自DeviantArt或Flickr的图像以在(Flickr)Image Raider上执行反向图像搜索。
6]必应
如果您想查找有关您没有上下文的图像的更多信息，您可以使用Bing中的反向图像搜索。它允许您上传图像或使用在线图像的URL，然后进行搜索。它还将显示类似的图像和带有这些图像的网站的链接。
如果您想查找有关您没有上下文的图像的更多信息，您可以使用Bing中的反向图像搜索。在此Bing 搜索提示和技巧(Bing Search Tips and Tricks)帖子中有更多此类内容。
如果我们错过了什么，请告诉我们。(Let us know if we missed something.)
如果隐私对您很重要，请查看您应该使用的这些私人搜索引擎。(Private Search Engines)
How to find Similar Images Online using Reverse Image Search
Reverse Image Search is a search technique where an image is used as the search query instead of text. Whether you want to keep track of your pictures online, want to check for anyone’s identity, check the authenticity of an image, search by image or want to find out where an image came from, Reverse Image Search is the best option. It can help you find similar images online and discover the related images quickly from all around the web.
While most of the popular web browsers Google, Bing, and Yandex include the feature of Reverse Image Search, there are also many third-party tools available for the same. You just need to upload the image and make the tool search for similar images in their database. The tools match the image by shapes, color, pattern, and texture.
Find Similar Images Online
A feature of Google uses the reverse image search technique to search for similar images on the web. You just need to upload the image, and it analyzes the submitted image in terms of its shape, colors, and pattern. Google then compares the submitted image with millions of images in its database and shows the best similar results.
1] How to do a reverse image search with Google
Go to www.images.google.com and click on the Camera icon in the search bar. You can next upload the image or paste the image URL in the search bar to search for similar images on the web.
Click on tab “Search by image” once you have uploaded the image.
Google will give you a list of visually similar images with the places they were used. Google also uses the meta-data and description of the image to find similar images sometimes.
2] TinEye image search service
With a huge database of more than 15 billion images, this is the second most popular image search service used worldwide. Both Google Image Search and TinEye are best known for their accurate results. TinEye, the image search service is also available as browser plugins for
Firefox, Chrome, Safari, IE & Opera. The exact algorithm used by TinEye is however never revealed, but it seems to analyze the picture with the image identification technology and not on the metadata or keywords.
TinEye also offers Color Extraction powered by MulticolorEngine where you can search for a visually similar image with exactly the same colors. Check it here.
3] Yandex Reverse Image Search
Yandex, the most popular search engine of Russia also offers the feature of Reverse Image Search which lets users search for a duplicate image on the internet. Just like the Google image search, you need to upload the image or paste the image URL to look for a duplicate one. The search engine then looks into its large database and gives you the best results out. Visit Yandex Image Search and then click on the camera icon towards the right side. You can upload an image or enter its URL.
4] CTRLQ.org
This is a Google Image Search service specifically created for your mobile devices. This tool helps users perform a reverse image search with their mobile phones. Just open the tool on your mobile device, click the “Upload Image” button, and upload any photo from your mobile phone storage. Click on Show Matches to see the visually similar images on the web. You can check out the tool here.
5] Image Raider
ImageRaider.com is another reverse image search service that uses search engines like Bing images, Google images, and Yandex to get similar images. A notable feature of Image Raider is that you can search for up to 20 images in one go. You can upload the image, paste the image URL or can event link the images from DeviantArt or Flickr to perform the reverse image search on Image Raider.
6] Bing
If you want to look for more information about an image for which you don’t have a context, you can use the reverse image search in Bing. It allows you to upload an image or use a URL of an online image and then search. It will also display similar images and links to websites with those images.
If you want to look for more information about an image for which you don’t have a context, you can use the reverse image search in Bing. More such at this Bing Search Tips and Tricks post.
Let us know if we missed something.
Take a look at these Private Search Engines you should use if Privacy matters to you.
