{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001719},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004154","490:4900004014","490:4900002476","490:4900001720","490:4900004305","493:4930007202","487:4870011471","490:4900004155","490:4900002458","490:4900003729","490:4900002907","490:4900003346","496:4960004349","490:4900001994","490:4900003878","490:4900003757","487:4870013036","490:4900001700","490:4900002917","490:4900002302","490:4900003343","493:4930005139","490:4900003597","487:4870012344","487:4870012962"],"twin_admin_codes":[490,490,490,490,490,493,487,490,490,490,490,490,496,490,490,490,487,490,490,490,490,493,490,487,487],"twin_sims":[0.7360338631951806,0.6492628588275852,0.6246103529823401,0.5328580814949001,0.4700577336009172,0.4323667142483775,0.4263324501123622,0.42283568828315704,0.41747186362778504,0.4104924513343377,0.39639385838911456,0.39632196725359764,0.39256005174222736,0.3888646326896529,0.38155570776082576,0.37631004661453205,0.3676434885690823,0.3583130201770267,0.357147700329841,0.34803152559255585,0.3435690200475895,0.3433432758297875,0.3407098796066751,0.3375800153812102,0.3226423088306619],"twin_dists":[0.10168088377352545,0.12070890385025247,0.126001983857337,0.14572590606382907,0.15958184652304028,0.16818431949337068,0.16958801861643844,0.17040518832684867,0.17166421709890065,0.17331289162438515,0.1766815284381761,0.17669884346131207,0.1776069351905283,0.1785029258635157,0.1802869727611205,0.18157752797214333,0.18372917253506005,0.18607423026576467,0.18636928799432362,0.18869491144290168,0.18984498467063504,0.18990337314658237,0.1905860161395105,0.19140104364593424,0.19534875533251997],"n_dims_used":45,"mean_confidence":0.9179739210340712},"coverage":{"mean_confidence":0.9179739210340712,"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}}