Room360: Video-to-3D Spatial Reconstruction Platform
Abstract
Room360 is an AI-powered spatial reconstruction platform that transforms ordinary smartphone videos into interactive three-dimensional environments. By combining video decomposition, image-based 3D generation, model alignment, spatial fusion, and cloud-based inference acceleration, Room360 enables users to rapidly generate immersive digital representations of indoor spaces.
The platform is designed to simplify the creation of 3D environments while maintaining high visual quality and fast processing times. The resulting reconstructions can be integrated into mobile applications, web platforms, virtual tours, real estate solutions, and immersive digital experiences.
1. Introduction
Traditional 3D reconstruction systems often require specialized hardware such as LiDAR scanners, depth cameras, or expensive photogrammetry equipment.
Room360 introduces a simplified workflow:
Video → Images → 3D Models → Spatial Fusion → Interactive Environment
The objective is to allow any user with a smartphone to generate a navigable 3D representation of a room through an automated cloud-based pipeline.
2. System Architecture
The Room360 pipeline consists of five major stages:
- Video Acquisition
- Frame Extraction
- Image-to-3D Conversion
- Spatial Alignment and Fusion
- Interactive Visualization
3. Video Decomposition
A submitted video is first decomposed into a sequence of individual frames.
The extraction frequency is dynamically selected to balance:
- Reconstruction quality
- Processing speed
- Redundancy reduction
This produces a set of images:
I₁, I₂, I₃ ... Iₙ
Each image represents a different viewpoint of the environment.
4. Image-to-3D Conversion
Each extracted frame is independently processed using:
SumantBobade/Image_To_3D_Generator
The model converts a two-dimensional image into a three-dimensional representation that captures the visible geometry and appearance of the scene.
The resulting outputs are:
- Surface structures
- Geometric estimations
- Visual textures
- Spatial representations
Each generated model becomes an independent spatial observation.
5. Spatial Complementarity Analysis
After generation, the system identifies complementary structures between neighboring observations.
The algorithm evaluates:
- Shared visual regions
- Geometric consistency
- Structural overlap
- Texture continuity
For every model pair:
Mᵢ and Mᵢ₊₁
a similarity score is computed.
The score estimates how likely two models represent overlapping regions of the same environment.
6. Rotation Estimation
To align neighboring models, Room360 estimates rotational transformations.
The system evaluates:
- Horizontal deviation
- Vertical deviation
- Perspective displacement
- Shared structural boundaries
The transformation matrix R is selected to maximize overlap quality between adjacent reconstructions.
This allows models to be rotated and positioned within a common coordinate system.
7. Model Fusion
Once transformations are estimated:
Mᵢ → T(Mᵢ)
all generated models are projected into a unified spatial representation.
The fusion stage performs:
- Redundant surface removal
- Structural merging
- Texture consistency optimization
- Global scene refinement
This creates a continuous environment rather than a collection of isolated reconstructions.
8. Cloud-Based Processing
To achieve fast inference, all computationally intensive operations are executed on dedicated cloud infrastructure.
Server-side acceleration provides:
- Faster AI inference
- Parallel frame processing
- Reduced device requirements
- Improved scalability
Users only upload the source video.
All reconstruction steps occur remotely.
9. Interactive Visualization
The final scene is exported into a lightweight format suitable for:
- Web applications
- Mobile applications
- Virtual tours
- Real estate platforms
- Digital twins
The viewer supports:
- Real-time navigation
- Camera movement
- Rotation controls
- Fast loading
- Cross-platform compatibility
10. Applications
Room360 enables:
- Real estate visualization
- Interior design
- Property management
- Virtual walkthroughs
- Digital heritage preservation
- E-commerce visualization
Conclusion
Room360 demonstrates a scalable approach to transforming ordinary videos into interactive 3D environments through AI-driven reconstruction and cloud-based processing. By combining image decomposition, AI-generated geometry, spatial alignment, and model fusion, the platform provides an accessible pathway toward immersive digital environments.