{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001785","480:4800001786","480:4800001840","480:4800001782","480:4800002258","480:4800002291","480:4800002338","480:4800002536","480:4800002534","480:4800002255","480:4800001802","480:4800002433","480:4800002103","480:4800002261","480:4800002256","480:4800002482","480:4800002211","480:4800001558","480:4800001799","480:4800001614","480:4800001446","480:4800002305","480:4800001335","480:4800001455","480:4800001664"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5890775853552399,0.5541516371839332,0.5044458550280655,0.4763065201238806,0.43515941501358224,0.42448438756134055,0.42298725837359885,0.40213644316121844,0.3901984562897462,0.3827693871381041,0.3549345030125733,0.3356470851517721,0.32895520386139504,0.32470405654869183,0.31494271427164044,0.31295117227135366,0.29883288645675654,0.2983229806470051,0.27494872517390034,0.2654337956176984,0.2572993532609272,0.25560863232203895,0.24950628937264183,0.2425321244120841,0.23680809229348287],"twin_dists":[0.1336126835551372,0.14111768986240275,0.1519359179268855,0.15817984068205537,0.16753736813969877,0.17001954921698215,0.17036970910066468,0.17530302587364535,0.17817906931023372,0.17998960226545183,0.18693103493989932,0.19190642147742956,0.19366839790069712,0.19479797301224305,0.19742327707364155,0.19796451609238203,0.2018594472905524,0.2020020991844219,0.2087039492117396,0.21153120095332306,0.21399871927116532,0.21451772748611592,0.216409336853046,0.21860782226246633,0.22044297304867966],"n_dims_used":43,"mean_confidence":0.9200689626294513},"coverage":{"mean_confidence":0.9200689626294513,"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}}