{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960012261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690001753","466:4660005557","466:4660012213","466:4660009221","466:4660002475","466:4660010767","466:4660001542","466:4660010249","466:4660004242","466:4660001573","466:4660004401","466:4660002574","469:4690005841","469:4690003038","469:4690001682","469:4690003058","466:4660001146","469:4690001938","469:4690002737","470:4700004417","466:4660005675","466:4660000227","469:4690003139","493:4930002576","466:4660005660"],"twin_admin_codes":[469,466,466,466,466,466,466,466,466,466,466,466,469,469,469,469,466,469,469,470,466,466,469,493,466],"twin_sims":[0.6185052329940696,0.48066873113305514,0.4525013835065958,0.45190215030127046,0.44656837925742726,0.37941350388829226,0.3789921166210538,0.37101873347063324,0.3658005694831904,0.32981981034756136,0.3182379750647702,0.3177745002715486,0.3167411263422377,0.3142639742211432,0.31183877002207805,0.3038445078449786,0.2973807734867949,0.2966105391910967,0.29370546388241286,0.2922478318688553,0.2921640319866368,0.2887336375838503,0.2827447482933721,0.28001332330043,0.27872885999379293],"twin_dists":[0.127310074993329,0.15720467977889574,0.16355570788050383,0.16369231217095764,0.1649112206274316,0.18081295991503507,0.18091659423477302,0.1828882480256666,0.18418995453422607,0.19343965000751087,0.19653197104500253,0.19665701620891335,0.19693619064772286,0.19760751839709156,0.19826768607782555,0.20046489521581143,0.2022660691782059,0.20248222436417015,0.20330048280258473,0.20371285069153333,0.20373659493516638,0.20471207784192352,0.2064318707582422,0.2072235330113938,0.20759743518478418],"n_dims_used":45,"mean_confidence":0.9133978949652778},"coverage":{"mean_confidence":0.9133978949652778,"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}}