{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960009246},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008441","496:4960008738","496:4960008723","496:4960004921","470:4700004528","496:4960008445","496:4960009517","488:4880001958","496:4960008127","496:4960008645","496:4960011332","496:4960008832","496:4960009624","496:4960008837","496:4960009711","496:4960008821","488:4880003534","488:4880002767","496:4960001019","496:4960008005","469:4690001078","488:4880004092","496:4960008735","489:4890002146","488:4880003069"],"twin_admin_codes":[496,496,496,496,470,496,496,488,496,496,496,496,496,496,496,496,488,488,496,496,469,488,496,489,488],"twin_sims":[0.5374204381357987,0.4037004207675998,0.40313010876538946,0.4016238862080674,0.39327545669982544,0.3889850603165233,0.3871400154625888,0.363672517701181,0.35953164809277527,0.35225495116919536,0.3431185893018066,0.3398327116017272,0.3379591274123823,0.3355138254706218,0.33200349020882347,0.32856725172604584,0.3163234576196328,0.3144894562543118,0.3127255499306549,0.3116965129793055,0.303803844099221,0.29948808798785415,0.2969893228924524,0.2920771597583161,0.2919828005712923],"twin_dists":[0.1447357264923776,0.17492914298029327,0.175065405578089,0.17542569971574307,0.17743393373684607,0.1784736642416435,0.17892244465588764,0.1847234827092633,0.18576620089101328,0.18761358198473668,0.18996150834666317,0.19081402654065308,0.1913021057337301,0.19194132110670206,0.19286337728395408,0.19377114542044724,0.19704917325533888,0.19754628714953965,0.1980259566385938,0.19830650075619918,0.20047615635214078,0.20167635651696486,0.20237588295911849,0.20376121397986866,0.2037879597080336],"n_dims_used":45,"mean_confidence":0.9255472819010416},"coverage":{"mean_confidence":0.9255472819010416,"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}}