Virtual Space Defurnishing and Refurnishing for Interactive Walkthroughs

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Solution Overview

Problem

Users are unable to interact with virtual environments and visualize alternative furniture or décor in real estate walkthroughs, leading to guesswork in imagining how spaces would look without existing furnishings.

Innovation Solution

A system and method using machine learning models to identify and mask interior elements in digital models, allowing users to select design styles and add or remove furnishings, and generate 2D or 3D representations of spaces with desired furnishings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If users navigate through virtual walkthroughs of furnished properties, then they can view the property layout and existing furnishings, but they cannot interact with the environment or visualize alternative furniture arrangements

Engineering Contradiction:
ImproveAbility to visualize alternative furnishingsVSAvoidUser interaction capability
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system creates virtual copies of furniture and decor elements that can be manipulated in the digital environment. Users can select from catalogs of furniture items and place them in the virtual space, effectively copying physical objects into the digital realm for visualization and interaction purposes.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The system introduces an intermediary layer between the user and the virtual environment - a computational interface that processes user selections, performs geometric optimizations, and renders the modified scenes. This intermediary enables interaction without requiring direct manipulation of the underlying 3D model data.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of information

If users attempt to imagine spaces without furniture or with alternative furnishings, then they can conceptualize different designs, but they must rely on guesswork regarding dimensions and placement

Engineering Contradiction:
ImproveAccuracy of spatial visualizationVSAvoidSystem capability for virtual manipulation
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The system performs preliminary geometric optimization of the 3D model before allowing user interaction. This pre-processing step ensures that the virtual space has accurate dimensions and proper geometric relationships, eliminating the need for users to guess spatial parameters during the design process.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system replaces manual measurement and spatial estimation with automated computational geometry processing. The backend system handles complex 3D spatial calculations, dimension verification, and geometric optimizations, substituting mechanical estimation with digital precision.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Measurement precision

If the system provides detailed 3D representations of spaces, then users can see accurate spatial information, but the complexity of manipulating and visualizing these representations increases

Engineering Contradiction:
ImproveAccuracy of spatial representationVSAvoidSimplicity of visualization interface
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The system segments the complex 3D manipulation task into distinct functional layers: data acquisition, geometric optimization, furniture catalog selection, placement operations, and rendering. This segmentation allows each layer to be optimized independently while maintaining overall system simplicity for the end user.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system creates a universal interface that handles multiple functions - viewing the space, selecting furniture, placing items, and visualizing modifications - through a unified user experience. The same interface adapts to different user needs whether they want to remove furniture, add new items, or rearrange existing pieces.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS12475666B2Systems and methods for defurnishing and furnishing spaces, and removing objects from spaces
Publication Date: 2025.11.18 COSTAR REALTY INFORMATION INC
  • US12475666B2 patent drawing
  • US12475666B2 patent drawing
  • US12475666B2 patent drawing

AI summary

An example system may access data of a multidimensional space representing a physical environment and identify interior elements within the multidimensional space using a first machine learning model. The interior element may represent furniture in the physical environment. The system may mask one or more of the interior elements with masks and fill each of the masks with imagery of the physical environment to create an appearance of a defurnished space, the defurnished space having the one or more interior elements appearing as missing from the multidimensional space representing the physical environment. The system may provide all or some of the defurnished space for display.