OVERLAP DETECTION FOR AN ITEM RECOGNITION SYSTEM

    公开(公告)号:US20220343308A1

    公开(公告)日:2022-10-27

    申请号:US17726389

    申请日:2022-04-21

    Abstract: An item recognition system uses a top camera and one or more peripheral cameras to identify items. The item recognition system may use image embeddings generated based on images captured by the cameras to generate a concatenated embedding that describes an item depicted in the image. The item recognition system may compare the concatenated embedding to reference embeddings to identify the item. Furthermore, the item recognition system may detect when items are overlapping in an image. For example, the item recognition system may apply an overlap detection model to a top image and a pixel-wise mask for the top image to detect whether an item is overlapping with another in the top image. The item recognition system notifies a user of the overlap if detected.

    CLUSTERING ITEMS OFFERED BY AN ONLINE CONCIERGE SYSTEM TO CREATE AND TO RECOMMEND COLLECTIONS OF ITEMS TO USERS

    公开(公告)号:US20220335489A1

    公开(公告)日:2022-10-20

    申请号:US17232621

    申请日:2021-04-16

    Abstract: An online concierge system maintains information about items offered for purchase and users of the online concierge system. Based on prior purchases of items by users, the online concierge system trains a model to determine a likelihood of a user purchasing an item based on an embedding for the object and embedding for the user. The online concierge system identifies a collection of items and generates an embedding for the collection. The collection may be a cluster of items determined from similarities between embeddings of items. Alternatively, the collection may be a group of items having a common category. The online concierge system includes one or more collections of items along with individual items when recommending items for the users, so the trained model is applied to embeddings of the individual items and to embeddings of the one or more collections to generate recommendations for a user.

    MAPPING RECIPE INGREDIENTS TO PRODUCTS

    公开(公告)号:US20220292568A1

    公开(公告)日:2022-09-15

    申请号:US17196879

    申请日:2021-03-09

    Abstract: An online system receives a recipe from a customer mobile device. The online system performs natural language processing on the recipe to determine parsed ingredients. For each of one or more of the determined parsed ingredients, the online system maps the parsed ingredient to a generic item. The online system queries a product database with the mapped generic item to obtain one or more products associated with the mapped generic item. The online system applies a machine-learned conversion model to each of the one or more products to determine a conversion likelihood for the product. The conversion model may be trained based on historical data describing previous conversions made by customers presented with an opportunity to add products to an order. The online system selects a product from the one or more products based on the determined conversion likelihoods and adds the selected product to an order.

    CERTIFIED DELIVERIES OF HIGH-VALUE ITEMS

    公开(公告)号:US20220261744A1

    公开(公告)日:2022-08-18

    申请号:US17178183

    申请日:2021-02-17

    Abstract: An online system receives, from a customer mobile application (CMA) an order including a high-value item determines that the order includes the high-value item. The online system transmits an indication that the order includes the high-value item to a delivery mobile application (DMA). The DMA transmits a real-time location of a client device of a delivery agent to the online system. Responsive to determining that the delivery agent is at a delivery location, the online system transmits an indication to the DMA to display a user interface including an interactive element for requesting a signature from a customer. Responsive to receiving an indication of an interaction with the interactive element, the online system transmits an indication to the CMA to display a user interface with a signature element. The CMA transmits a signature received via the signature element to the online system, which stores the signature as verification information.

    IDENTIFYING CANDIDATE REPLACEMENT ITEMS FROM A GRAPH IDENTIFYING RELATIONSHIPS BETWEEN ITEMS MAINTAINED BY AN ONLINE CONCIERGE SYSTEM

    公开(公告)号:US20220114640A1

    公开(公告)日:2022-04-14

    申请号:US17069741

    申请日:2020-10-13

    Inventor: Abhay Pawar

    Abstract: An online concierge system maintains a graph of items available for purchase. The graph maintains edges between items, where an edge between an item and an additional item indicates that one or more customers have previously replaced the item with the additional item. The edge between the item and the additional item also identifies a number of times customers have replaced the item with the additional item. When a customer orders an item, the online concierge system traverses the graph of items to identify candidate replacement items for the ordered item and identifies one or more of the candidate replacement items to the customer. When identifying the candidate replacement items, the online concierge system accounts for distance between the ordered item and different candidate replacement items in the item graph.

    GEOFENCING TO REDUCE WAIT TIMES FOR ORDER PICKUPS

    公开(公告)号:US20210133665A1

    公开(公告)日:2021-05-06

    申请号:US16670447

    申请日:2019-10-31

    Abstract: An online concierge system receives an order from a customer. The online concierge system transmits a notification to the customer's client device indicating that the order is ready for pick up and receives location data from the customer's client device as the customer travels to a pickup location. In response to the online concierge system receiving a first indication that the customer has entered an outer geofence, the online concierge system transmits a second notification to a runner's client device that the customer is in transit. In response to the online concierge system receiving a second indication that the customer has entered an inner geofence, the online concierge system starts a timer. When the online system receives a confirmation that the order has been picked up by the customer, it stops the timer and computes a wait time for pick up of the order.

    MODIFYING RANKINGS OF ITEMS IN SEARCH RESULTS BASED ON ITEM AVAILABILITIES AND SEARCH QUERY ATTRIBUTES

    公开(公告)号:US20250005654A1

    公开(公告)日:2025-01-02

    申请号:US18217329

    申请日:2023-06-30

    Abstract: An online concierge system allows a customer to search items offered by a retailer by providing a set of items to the customer based on a search query. To account for varying availability of items at the retailer, the online concierge system modifies rankings in the set of items having less than a threshold predicted availability at the retailer. This reduces a likelihood selection of an item likely to be unavailable at the retailer. To maintain customer confidence in the items selected based on the search results by maintaining visibility of items relevant to the search query, the online concierge system determines how much an item is modified within the set based on search query attributes, item attributes, or customer characteristics. This allows different items to be adjusted different amounts in a set based on the item, as well as the search query for which the item was selected.

    Machine Learning Model for Predicting Likelihoods of Events on Multiple Different Surfaces of an Online System

    公开(公告)号:US20250005381A1

    公开(公告)日:2025-01-02

    申请号:US18217356

    申请日:2023-06-30

    Abstract: An online system manages presentation of content items in various presentation contexts such as when the users are browsing pages or when the users have entered a search query. The online system trains a single unified machine learning model that predicts one or more likelihoods of a target event associated with presentation of a content item in the different presentation contexts. The learned model is applied to a set of candidate content items associated with a presentation opportunity in a specific context. Features that are inapplicable to the specific context may be masked when applying the model. The online system may select between the candidate content items based on the predicted likelihoods using the model trained across the multiple different contexts, such that the prediction for one context may be based in part on learned outcomes in other related contexts.

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