{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000075","500:5000000036","500:5000000063","485:4850006846","485:4850006924","500:5000000251","500:5000000124","500:5000000100","485:4850006611","500:5000000076","500:5000000448","485:4850007141","500:5000000062","500:5000000060","485:4850006917","500:5000000460","485:4850007072","500:5000000206","485:4850006998","500:5000000202","500:5000000035","500:5000000307","485:4850006997","500:5000000253","500:5000000205"],"twin_admin_codes":[500,500,500,485,485,500,500,500,485,500,500,485,500,500,485,500,485,500,485,500,500,500,485,500,500],"twin_sims":[0.7716528313394192,0.7574923045341955,0.6698662594923823,0.6579109010094478,0.6540772078576763,0.5969801040726032,0.5911042517800787,0.5899657469738027,0.5882837486885226,0.576452902932745,0.5760722324205986,0.5593162138256215,0.5586417804296371,0.550140313393235,0.545933110379479,0.544922796451916,0.5439285875417322,0.5426455746555591,0.5348177019102275,0.5346405533912735,0.5254899390708009,0.523860774712282,0.5208839214483707,0.5164058040522423,0.505490659023254],"twin_dists":[0.09351333409007388,0.09679647577987009,0.11626156337330203,0.11884555469996361,0.1196721174088486,0.13191968589004688,0.1331784032438729,0.1334223559650455,0.13378281126245217,0.13632016664246116,0.13640187872604168,0.14000449106344356,0.1401497771661976,0.14198339873219967,0.14289249095668244,0.1431109778852481,0.1433260517733522,0.1436037057760537,0.14530039731765226,0.1453388500421102,0.14732876595270625,0.14768383409298594,0.14833327448991973,0.14931187844256835,0.1517060455440328],"n_dims_used":45,"mean_confidence":0.9202835930718316},"coverage":{"mean_confidence":0.9202835930718316,"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}}