{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007263},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004872","487:4870005866","490:4900001903","466:4660002635","466:4660002443","480:4800002259","490:4900005806","493:4930006926","496:4960004410","466:4660013943","490:4900006410","466:4660001724","466:4660012055","490:4900000806","490:4900006524","466:4660002035","487:4870004994","496:4960005278","490:4900001290","469:4690001751","490:4900003355","466:4660002632","466:4660002182","496:4960005623","466:4660002637"],"twin_admin_codes":[490,487,490,466,466,480,490,493,496,466,490,466,466,490,490,466,487,496,490,469,490,466,466,496,466],"twin_sims":[0.37959085844900525,0.282997144084573,0.2674276608278047,0.2241614408750356,0.18002788287717494,0.17192235285545562,0.1626615413167518,0.1622827403423419,0.15972611556384222,0.15375235016477565,0.15230131440551054,0.14903567405673185,0.13821672017445055,0.13552883861442003,0.13279755044503264,0.13212170933771056,0.13198670372874363,0.12920643479480448,0.1268521360720662,0.12671266379364723,0.125184101309726,0.11960299938514074,0.11878332977280552,0.11820460096063785,0.11775743715498065],"twin_dists":[0.1807693586996784,0.206358951633158,0.21093361462440896,0.22460318017792552,0.2405059179194544,0.2437154424452459,0.24751799060477814,0.2476768211341111,0.2487559059534607,0.2513272399697034,0.25196282419860516,0.2534096924123067,0.25837728020169853,0.2596561516708682,0.26097530844880584,0.2613048697075879,0.26137085466915133,0.26274118412937036,0.2639190927726628,0.26398939158969753,0.2647637119713742,0.26765347554494184,0.26808650040487525,0.2683936173582628,0.26863170559760324],"n_dims_used":45,"mean_confidence":0.9152550591362847},"coverage":{"mean_confidence":0.9152550591362847,"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}}