{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000902},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000559","480:4800001016","480:4800000943","480:4800000982","480:4800000866","480:4800001060","480:4800000421","480:4800000865","480:4800000860","480:4800001064","480:4800000901","480:4800001020","480:4800001021","480:4800001184","480:4800000983","480:4800000453","480:4800000981","480:4800000746","495:4950001115","495:4950001686","480:4800001065","480:4800000910","480:4800001017","480:4800001114","480:4800001119"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,495,480,480,480,480,480],"twin_sims":[0.9192888232681026,0.9081044149995614,0.9012140892090663,0.8864977692134445,0.8689921341774225,0.8301015433348398,0.8144937399060336,0.8070443493781456,0.7920717373708364,0.791515202041157,0.7759346549742819,0.7704286789034749,0.7488377992851358,0.7351941578942206,0.7261426212776221,0.7126926914524674,0.7117082220736592,0.6871640514155334,0.6669731896958193,0.6657073388126523,0.6496699225115733,0.6457423839680188,0.6456899921218503,0.6394028048555407,0.6317463688581588],"twin_dists":[0.053281766544282495,0.05702537545557608,0.05923542098810059,0.06375148731137593,0.06882642188546813,0.0792569089107605,0.08319847984958377,0.08504084961519859,0.08867742378249871,0.0888110182435185,0.0925098388665142,0.09379927016019546,0.09877855561789589,0.10187006651014022,0.10390102419941584,0.10689308757981554,0.10711098680180811,0.11250192902156245,0.11688782203433325,0.11716163667743125,0.1206212902116289,0.12146627515166264,0.1214775417773434,0.12282867612667787,0.12447197971851491],"n_dims_used":42,"mean_confidence":0.9000042506626674},"coverage":{"mean_confidence":0.9000042506626674,"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}}