ML-Based Item Availability Verification for Shopping Concierge Platforms

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Solution Overview

Problem

Online shopping concierge platforms face inefficiencies in matching customers with available products across remote locations, as existing systems lack effective methods to determine and communicate item availability in real-time to shoppers.

Innovation Solution

A method and system utilizing machine learning models to identify subsets of items that require availability checks at warehouse locations, generating communications to instruct or incentivize shoppers to verify availability, and updating training data based on observed availability for improved future predictions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the system checks availability for all items at warehouse locations, then item availability accuracy is improved, but system complexity and resource consumption increase

Engineering Contradiction:
Improveitem availability accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system segments the item catalog into different subsets based on characteristics such as demand patterns, item categories, and warehouse locations. ML models predict which segments require availability checks, allowing the system to focus resources on specific item groups rather than checking all items uniformly, thus maintaining accuracy while reducing complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs availability checks selectively on a subset of items predicted to benefit most from verification, rather than checking all items. This partial action approach maintains sufficient availability accuracy for high-priority items while avoiding the excessive resource consumption that would result from universal checking.

Inventive Principle:
Principle #16Partial or excessive action

2Loss of information

If the system sends availability check requests to all shoppers, then item availability information is obtained more completely, but communication overhead and shopper burden increase

Engineering Contradiction:
Improveavailability information completenessVSAvoidcommunication overhead
Core Design Contradiction:
Loss of informationVSLoss of energy

Solution Approach 1:

The system segments shoppers into different groups based on their characteristics, location, and historical performance. Availability check requests are dispatched selectively to relevant shopper segments rather than all shoppers, reducing communication overhead while ensuring that sufficient information is gathered from appropriate sources.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system introduces an intermediary layer of ML-based prediction that filters and prioritizes which availability checks should be performed. This intermediary analyzes item-shopper-warehouse combinations and generates a optimized subset of checks, acting as a mediator between the need for complete information and the cost of gathering it.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If the system verifies current availability for all items in real-time, then customer satisfaction is improved, but processing time and operational cost increase

Engineering Contradiction:
Improvecustomer satisfactionVSAvoidprocessing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary availability assessments using ML models before actual customer orders are placed. By predicting item availability in advance based on historical data and current warehouse status, the system prepares availability information proactively, reducing the need for time-consuming real-time verification when customers place orders.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback loops where actual availability outcomes from shopper checks are fed back into the ML models to improve future predictions. This continuous learning process enhances the accuracy of availability forecasts over time, allowing the system to maintain high reliability while reducing the frequency of manual verification checks.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20240070747A1Item availability model producing item verification notifications
Publication Date: 2024.02.29 MAPLEBEAR INC
  • US20240070747A1 patent drawing
  • US20240070747A1 patent drawing
  • US20240070747A1 patent drawing

AI summary

An item availability model produces item verification notifications, for example, by receiving data indicating a plurality of items associated with an online shopping concierge platform; determining based at least in part on the data indicating the plurality of items and one or more machine learning (ML) models, a subset of the plurality of items for which to have one or more shoppers associated with the online shopping concierge platform check current availability at one or more warehouse locations associated with the online shopping concierge platform; and generating and transmitting communications comprising at least one of dispatching, instructing, incentivizing, or encouraging the one or more shoppers to check the current availability of at least a portion of the subset of the plurality of items at the one or more warehouse locations.