{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008312},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008200","490:4900007507","487:4870006171","490:4900007638","487:4870001960","466:4660003284","490:4900007756","487:4870005865","490:4900006418","487:4870005150","487:4870002640","496:4960000271","466:4660007793","487:4870002300","487:4870006163","487:4870005874","496:4960012137","466:4660000979","496:4960000270","487:4870005729","487:4870002132","466:4660014174","466:4660014237","487:4870005298","466:4660014170"],"twin_admin_codes":[490,490,487,490,487,466,490,487,490,487,487,496,466,487,487,487,496,466,496,487,487,466,466,487,466],"twin_sims":[0.6651774823107252,0.5292037573604003,0.3986294917921001,0.37477037490896314,0.35788408211469097,0.3393865046786162,0.33878678670259005,0.33545458711758025,0.3197769257337168,0.3100757258427274,0.3085717749120079,0.2910683640927062,0.28805780847182577,0.2876142751633702,0.285245918831172,0.27855716217688675,0.2761064398461445,0.2720876498128202,0.25718115282730825,0.2532780700292612,0.25305681848573314,0.250053119713753,0.2467081966607786,0.24473359032976985,0.2440037991552185],"twin_dists":[0.11727621376319863,0.1465202669041153,0.17614379159934795,0.18195798283500914,0.18618277952824808,0.19093013441735215,0.19108631682579558,0.1919568375634829,0.19611749695235023,0.1987494476028779,0.19916165225514698,0.20404741947128596,0.20490507363113636,0.20503188020550892,0.20571098770431318,0.2076474950852191,0.2083640830870808,0.20954764742200804,0.2140349335567232,0.21523672922996534,0.2153052055966958,0.2162386348389393,0.21728657925600572,0.2179095009977441,0.2181405450069231],"n_dims_used":45,"mean_confidence":0.913433837890625},"coverage":{"mean_confidence":0.913433837890625,"n_dims_used":45,"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}}