Vasudha

DoLR | SIH 2026 (PS 26013)
Ward 4 (North Delhi) EPSG:32643 → EPSG:4326 80 Parcels Audit Ledger • Live
Raw Unharmonized Revenue Map
AI-Harmonized Master Cadastre
Multi-Agency Cadastre Layers 4 Active
Layer Fill Opacity 40%
Cursor: 28.6995° N, 77.1505° E Zoom: 17 CRS: WGS84 (EPSG:4326)
1. Data Ingestion & CRS Alignment
4 datasets converted from EPSG:32643 to EPSG:4326
2. Geo-Referencing (Helmert 3.10m Fix)
Aligned Revenue Map shift on P-W4-0017 to CORS CP-114
3. Topology Mesh Scan
Sliver T1 auto-fixed (0.80sqm); Overlap T2 flagged (14sqm)
orchestrator Multi-agency GIS viewport initialized. Ward 4 loaded with 80 cadastral parcels across SoI ORI, State Revenue, and ULB Municipal layers.
Autonomous Multi-Agent Consensus
Live LLM negotiation on Parcel P-W4-0017
Survey of India Cartographer Confidence: 0.98
CORS RTK anchor CP-114 reports a +3.10m systematic translation vector on East boundary. Ground drone imagery with 2cm GSD confirms actual physical fence line matches ORI coordinates.
State Revenue Patwari Legal Weight: 0.70
Khasra 117/1 records registered possession under Ramesh Singh since 1954. Revenue cadastral sheet 1982 exhibits paper stretch distortion. We agree to geodetic tie with Helmert transformation.
ULB Town Planner Property Tax Reg
MCD property tax register MCD-ND-26-0017 verifies built footprint 450.4 sq m. No municipal road setback encroachment detected.
Autonomous Adjudicator Consensus Score: 0.975
Confidence gap Δ = 0.447 ≥ 0.15 threshold. Helmert 7-Parameter alignment authorized. Boundary finalized into Master Cadastre with SHA-256 Merkle Block #184291.
Conflict A (P-W4-0017) Spatial Shift
Spatial boundary shift ($3.10\,\text{m}$) on Revenue Map vs CORS CP-114.
Score A (GNSS/ORI): 0.975 vs Score B (Rev Map): 0.528 | Gap: 0.447 ≥ 0.15
Conflict B (P-W4-0042) Escalated to ULB
Offset overlap ($2.40\,\text{m}$) between SOI Drone ORI and Municipal Tax layer.
Score A (ORI): 0.584 vs Score B (ULB): 0.578 | Gap: 0.006 < 0.15
Conflict C (P-W4-0031) Name Mismatch
Legal owner mismatch: Official RoR ('Sunita Devi') vs OCR scan ('Sunita Devl').
Score A (RoR): 0.950 vs Score B (OCR): 0.349 | Gap: 0.601 ≥ 0.15
Adjust state-specific authority weights ($W$) to re-evaluate parcel confidence scores in real time:
GNSS CORS Ground Survey ($W_{gnss}$) 1.00
SOI Drone Orthoimagery ($W_{ori}$) 0.90
State Revenue Cadastral Map ($W_{rev}$) 0.70
Harmonized Score Formulation: $S_i = W_a \cdot Q_a \cdot A_a + (1 - D_{\text{risk}})$