PICKING SEQUENCE OPTIMIZATION WITHIN A WAREHOUSE FOR AN ITEM LIST

    公开(公告)号:US20230062937A1

    公开(公告)日:2023-03-02

    申请号:US17458127

    申请日:2021-08-26

    Abstract: An online concierge system generates a suggested picking sequence to reduce the amount of time for a shopper to fulfill an online order of items from a warehouse. The online concierge system determines an average amount of time to sequentially pick items between different aisle pairs for a warehouse based on timestamps from item fulfillment in historical orders. The system generates a distance graph including aisle nodes connected by edges representing the pairwise distance between aisles. The system solves a traveling salesperson problem to generate a ranked order of aisle nodes for each of the historical orders. The system generates a ranked global sequence of aisle nodes based on the plurality of ranked orders of aisle nodes. The system applies the ranked global sequence to new delivery orders to generate the suggested picking sequence for a shopper.

    VERIFYING MATCHES BETWEEN IDENTIFIERS STORED IN A DIGITAL CATALOG

    公开(公告)号:US20230055163A1

    公开(公告)日:2023-02-23

    申请号:US17407079

    申请日:2021-08-19

    Abstract: An online system receives an identification code for a product from a third party, which includes attributes that the third party uses to identify the product. The online system normalizes the identification code according to a set of guidelines received from the third party. The normalized identification code resembles previous identification codes received from the third party. The online system identifies a cluster of identification codes that represents the product identified by the normalized identification code by applying a set of matching rules to the normalized identification code and updates the identified cluster of identification codes to include the normalized identification code. The online system identifies a universal product identifier that represents the product of the cluster of the cluster of identification codes and stores the universal product identifier with the updated cluster of identification code.

    PERSONALIZED RECOMMENDATION OF RECIPES INCLUDING ITEMS OFFERED BY AN ONLINE CONCIERGE SYSTEM BASED ON EMBEDDINGS FOR A USER AND FOR STORED RECIPES

    公开(公告)号:US20220358562A1

    公开(公告)日:2022-11-10

    申请号:US17682444

    申请日:2022-02-28

    Abstract: An online concierge shopping system identifies recipes to users to encourage them to include items from the recipes in orders. The online concierge system maintains user embeddings for users and recipe embeddings for recipes. For users who have not placed orders, recipes are recommended based on global user interactions with recipes. Users who have previously ordered items from recipes are suggested recipes selected based on a similarity of their user embedding to recipe embeddings. Users who have purchased items but not from recipes are compared to a set of similar users based on the user embeddings, and recipes with which users of the set of similar users interacted are used for identifying recipes to the users. A recipe graph may be maintained by the online concierge system to identify similarities between recipes for expanding candidate recipes to suggest to users.

    FRAUD PREVENTION USING AUDIO PAIRING OF DEVICES

    公开(公告)号:US20220343272A1

    公开(公告)日:2022-10-27

    申请号:US17240977

    申请日:2021-04-26

    Inventor: Dylan Wang

    Abstract: When an online system receives an order from a customer, the online system can fulfill the order (for example, using a picker to acquire and deliver the ordered items) and use audio verification to verify delivery. When using audio verification, a customer or picker's mobile device plays verification audio including a verification code specific to the order. If the mobile devices (and, by proxy, the customer and picker) are nearby (for example, within 10 feet), the other party's mobile device can detect the verification audio through a microphone and decode the verification code from the captured audio. In some implementations, audio verification can also be performed using a smart doorbell or smart home without the presence of the customer.

    MESSAGING INTERFACE FOR MANAGING ORDER CHANGES

    公开(公告)号:US20220327603A1

    公开(公告)日:2022-10-13

    申请号:US17851037

    申请日:2022-06-28

    Abstract: In a delivery service, a picker retrieves items specified in an order by a customer. If a picker encounters an issue with an item in the order, the picker may select, via a user interface, the item and an associated template message, which requests input from the customer regarding a course of action for the item, to send to the customer. The customer may select, via another user interface, a template message describing a course of action for the item. In response to receiving one of a subset of template messages, the online concierge system displays via the user interface, a set of replacement options to the customer, who may select one of the replacement options to be sent to the picker with the template message.

    RECEIPT CONTENT CAPTURE DEVICE FOR INVENTORY TRACKING

    公开(公告)号:US20220284379A1

    公开(公告)日:2022-09-08

    申请号:US17191601

    申请日:2021-03-03

    Abstract: A receipt capture device can collect transaction information from transactions conducted at a point of sale system by capturing receipt data transmitted from the point of sale system for the purpose of printing receipts at an external receipt printer. The receipt capture device can then send the collected receipt data to an online system for analysis. At the online system, received receipt data can be decoded from the printer-readable format it is transmitted in and used to enhance the online system's understanding of transactions occurring at a retailer associated with the point of sale system. For example, the online system can determine an approximate inventory of items available at purchase at the retailer by aggregating items recently purchased in transactions at the point of sale system.

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