{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003760},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003624","480:4800003761","480:4800003102","480:4800003622","480:4800002847","480:4800003108","480:4800003332","480:4800003188","480:4800003144","480:4800003382","480:4800003060","480:4800002799","480:4800003558","480:4800002843","480:4800003279","480:4800003438","480:4800003559","480:4800002890","480:4800003496","480:4800002978","480:4800003436","480:4800003621","480:4800003698","480:4800003285","480:4800003557"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7594446320811445,0.7226856521094759,0.6874278134316898,0.6656268282657218,0.6280645834261047,0.6242999392483569,0.5983947224795939,0.5837765595004211,0.5520599649044261,0.5494448163506849,0.5277938319343052,0.5256916003296122,0.5161744440464103,0.5042921038154838,0.5017026936358923,0.4977870295066449,0.4913487207041281,0.4870927045941913,0.4841521464716931,0.4754772206897825,0.46469203818775995,0.46330295816465833,0.45732997834995626,0.4474349265312933,0.43514312496471985],"twin_dists":[0.09634688925539309,0.10467286399047225,0.11244437610864735,0.1171790477565584,0.12526153978992904,0.12606851046261766,0.13161671390200297,0.13474901760438562,0.1415689825527374,0.1421336011594754,0.14682706167232448,0.14728483206360826,0.14936249285573494,0.15196975626799628,0.15254006818960023,0.1534040307525358,0.15482882055299016,0.15577369452570614,0.15642799133919055,0.15836555478308814,0.1607907392242864,0.16110448299250948,0.162457368375367,0.16471282044103283,0.16754113702785992],"n_dims_used":42,"mean_confidence":0.9122178213936942},"coverage":{"mean_confidence":0.9122178213936942,"n_dims_used":42,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}