{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006506},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000782","478:4780002244","496:4960012407","470:4700001474","470:4700001343","494:4940001492","472:4720002602","469:4690001431","478:4780001715","500:5000000350","478:4780008227","488:4880003034","480:4800004861","466:4660013991","484:4840005577","472:4720005827","470:4700005698","478:4780001796","478:4780008197","485:4850000625","484:4840007363","493:4930000412","478:4780001633","490:4900001302","487:4870003173"],"twin_admin_codes":[488,478,496,470,470,494,472,469,478,500,478,488,480,466,484,472,470,478,478,485,484,493,478,490,487],"twin_sims":[0.07320766791830154,0.027233704891857696,0.016477842363056102,0.01599993501038936,0.01568954532415902,0.014178321346414611,0.0137353333411687,0.011754685575514517,0.010316335413147791,0.010231147278306893,0.00750328970136345,0.006624598511518271,0.006498045158225041,0.006408554480896598,0.006318227899535111,0.005761562021939966,0.005632112420170345,0.005218942929638743,0.005206787497984253,0.005182508850610436,0.005134091082701416,0.004984618793964995,0.004638978868786576,0.004374170863424701,0.004344908411729738],"twin_dists":[0.2969815288950619,0.34864950273670625,0.37216411619612233,0.37349566082559527,0.37437931988091333,0.37891496078074216,0.3803253538080043,0.3871699119372469,0.39281511507703976,0.39317100507402486,0.4062566023070022,0.4113953719274715,0.41218544497494614,0.4127525445165362,0.41333222318251533,0.4170789963283647,0.41799698493636717,0.42106023453370134,0.42115363507337544,0.4213407807489206,0.4217163776728137,0.42289647310964246,0.42575309380344095,0.4280753844810773,0.42833978666955963],"n_dims_used":43,"mean_confidence":0.8993928598803144},"coverage":{"mean_confidence":0.8993928598803144,"n_dims_used":43,"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}}