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Create a Knowledge Store With Azure AI Search

By Ashwin Venugopal -
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  Introduction With Azure AI Search, you can develop search solutions that employ an AI skill pipeline to enhance data and fill an index. The data enrichments performed by the skills in the pipeline supplement the source data with insights such as: The language in which a document is written. Key phrases that might help determine the main themes or topics discussed in a document. A sentiment score that quantifies how positive or negative a document is. Specific locations, people, organizations, or landmarks mentioned in the content. AI-generated descriptions of images, or image text extracted by optical character recognition (OCR). A comprehensive search solution that goes beyond a simple full text search of the source content can be created thanks to the enriched data in the index. Knowledge Stores Although the index may be the main result of an indexing procedure, there may be additional uses for the enriched data it contains. For example: It could be helpful to export the object...
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Azure Machine Learning Studio

By Ashwin Venugopal -
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  Create and Train a Model in Azure Machine Learning Studio With Azure AI Machine Learning Studio, you can utilize a designer to develop pipelines that generate and train models using drag and drop. Using prebuilt templates is an even simpler method of model creation. In order to deploy your models to a web service, they must be registered in Azure AI Machine Learning Studio, regardless of how you choose to construct them. Alter How the Model Works to Allow it to be Called by the AML custom skill Typically, a large number of data instances are used to train the models. To train and test the model, the datasets will be divided into many rows. To handle single rows, the code that processes this input and sends it to the model must be modified. Only the output prediction should be included in the model's JSON response. Create an Endpoint For Your Model to Use An endpoint receives the model's deployment. A model can be deployed to a web service, a batch endpoint, or a real-time end...
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Machine Learning Custom Skill

By Ashwin Venugopal -
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  Machine Learning Custom Skill Using a machine learning custom skill works the same as adding any other custom skill to a search index. Using the AmlSkill custom skill is different and you have to explore the considerations of how to effectively use it. Custom Azure Machine Learning Skill Schema An Azure Machine Learning (AML) custom skill enriches a search index at the document level. Your document indexer must have an AmlSkill in its skill set. Take note that the custom skill doesn't include settings for batchSize as the AML model will process a single document at a time. The remaining settings that control the performance of the skill are timeout and degreeOfParallelism . Scaling up the Kubernetes inference cluster suitably to manage your workload is the greatest approach to control the effectiveness of an AML expertise. The findings from the AML model must be stored in a field in the document's index. The results from the custom skill set will then be stored in the field ...
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Azure AI Language Project

By Ashwin Venugopal -
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  Create Your Azure AI Language Project Your Azure AI Language project can be created in one of two ways. Language Studio will offer to build a language service for you if you begin using it without first creating one in the Azure portal. Using the Azure portal to construct your language service is the most flexible approach to start an Azure AI Language project. You can add unique features if you select this option. When constructing your language service, choose the custom feature that you will use to generate a custom text classification. Using this procedure, you will also connect the language service to a storage account. You can go straight to the Language Studio from the language service's overview pane after the resource has been deployed. After that, you can start a brand-new, unique text classification project. Train Your Classification Model It requires recognized data to be trained, just like any other AI model. In order for the model to be tested, it must see examples ...
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Create a Custom Skill For Azure AI Search (Part 2)

By Ashwin Venugopal -
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  Custom Text Classification Skill You can map a text passage to various user-defined classes using custom text classification. To automatically determine a book's genre, for instance, you could train a model on the synopsis included on the back cover. You then add a genre facet to your online store search engine using that defined genre. You need to consider the following to enrich a search index using a custom text classification model: Store your documents so they can be accessed by Language Studio and Azure AI Search indexers. Create a custom text classification project. Train and test your model. Create a search index based on your stored documents. Create a function app that uses your deployed trained model. Update your search solution, your index, indexer, and custom skillset. Store Your Data Language Studio and Azure AI Services both provide access to Azure Blob storage. The easiest option is to select Container as the container must be available, although private container...
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Create a Custom Skill For Azure AI Search (Part 1)

By Ashwin Venugopal -
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  Introduction By extracting more information from the source data, you can significantly enhance an index using Azure AI Search's predefined skills. However, there can be times when you have certain data extraction requirements that call for some bespoke functionality and cannot be satisfied by the established abilities. For example: Integrate the Form Recognizer service to extract data from forms Consume an Azure Machine Learning model to integrate predicted values into an index Any other custom logic Custom skills can be implemented as web-hosted services (like Azure Functions) that enable the necessary interface for integration into a skillset in order to support these scenarios. Define Custom Skill Schema The expected structure for input and output data that is required by abilities in an Azure AI Search skillset must be implemented by your custom skill. Input Schema A JSON structure with a record for every document to be handled is defined by the input schema for a custom ski...
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Azure AI Search Solution: Apply Filtering and Sorting

By Ashwin Venugopal -
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  Apply Filtering and Sorting Users frequently like to filter and order query results according to field values in search solutions. Both of these features are supported by Azure AI Search via the search query API. Filtering Results You can apply filters to queries in two ways: By including filter criteria in a simple search expression. By providing an OData filter expression as a $filter parameter with a full syntax search expression. You can apply a filter to any filterable field in the index. Filtering With Facets When presenting users with filtering criteria based on field values in a result set, facets are a helpful tool. They function best when a field contains a limited number of discrete values that can be shown in the user interface as options or links. In order to use facets, you must first define the facetable fields for which you wish to extract the potential values. Sorting Results The query process's relevancy score is used by default to rank the results, with the hig...
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