{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660002019","470:4700000974","466:4660003135","488:4880005349","470:4700003192","488:4880006222","488:4880004668","470:4700002504","466:4660001819","466:4660001816","488:4880006441","488:4880005423","470:4700007199","466:4660001920","470:4700007204","470:4700003009","488:4880004241","470:4700001393","466:4660002774","470:4700002832","496:4960000748","488:4880004959","470:4700003337","488:4880005647","466:4660008800"],"twin_admin_codes":[466,470,466,488,470,488,488,470,466,466,488,488,470,466,470,470,488,470,466,470,496,488,470,488,466],"twin_sims":[0.49648849244076954,0.4119081237572019,0.3659634780872774,0.33373852673354704,0.29492479738069227,0.2884002225567369,0.28076169522908434,0.2588735845628896,0.2530222531710798,0.2515210146609469,0.23964472287969202,0.23219948188232864,0.22778558062909737,0.22651330624699845,0.22237500520822992,0.21641123534138176,0.19106932137083665,0.18670529098131936,0.18439512458006588,0.18033955685819866,0.17689831835418407,0.1718479660220466,0.16164796181042768,0.16163905460955463,0.1538504843438259],"twin_dists":[0.15369096526861825,0.1729775040004216,0.18414917588964896,0.1924069771863669,0.20295645984209681,0.20480725701681218,0.20700616504638308,0.21351740377489883,0.21531590684650923,0.21578158380646958,0.2195299752629423,0.2219416629016255,0.22339548402832646,0.2238179901917595,0.22520326797183324,0.2272302390068868,0.23629441296697876,0.23793799268562807,0.23881897677644187,0.24038457439495617,0.24173268558497954,0.2437453923645771,0.24794358633584612,0.24794733498253235,0.2512844142071775],"n_dims_used":43,"mean_confidence":0.9130687270053598},"coverage":{"mean_confidence":0.9130687270053598,"n_dims_used":43,"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}}