{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008094},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660001523","470:4700004502","466:4660003978","470:4700004672","488:4880002505","470:4700003644","487:4870005579","466:4660003394","478:4780001347","466:4660003441","467:4670002511","478:4780005983","470:4700004019","490:4900001876","466:4660013660","493:4930006663","496:4960005695","472:4720006407","499:4990001178","487:4870006500","466:4660005314","496:4960008020","487:4870011944","472:4720006250","466:4660010937"],"twin_admin_codes":[466,470,466,470,488,470,487,466,478,466,467,478,470,490,466,493,496,472,499,487,466,496,487,472,466],"twin_sims":[0.24817095273847714,0.2478045142150439,0.2394228218329053,0.23694026733150475,0.23299413574392133,0.22042713678277456,0.2146936529675357,0.2060650552592986,0.20430092789278642,0.19898544922815,0.1939871858932612,0.18678711972355402,0.18671562070723985,0.186091997736762,0.17011253911839722,0.15192803290360277,0.14748357703510215,0.14590774415671168,0.1436783010047065,0.1403221760963218,0.13835562316701192,0.13232025379414453,0.1269002771454009,0.125168674751477,0.12293176190490242],"twin_dists":[0.21682719285004107,0.21694211133090924,0.21960114184416676,0.22040027330895662,0.22168186371529125,0.2258612616376746,0.22782096263619664,0.23083803526849916,0.23146543133688194,0.23337860501993263,0.2352100595901389,0.23790692804406033,0.2379340706851931,0.23817112206921448,0.24444676850278563,0.25212704769450983,0.254105563062627,0.2548176327670997,0.2558348403698855,0.25738844531448263,0.2583116986972758,0.26120792184660285,0.26389484161779264,0.2647715630516878,0.2659178690046837],"n_dims_used":45,"mean_confidence":0.9189191182454427},"coverage":{"mean_confidence":0.9189191182454427,"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}}