{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000404},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000269","490:4900000581","490:4900000707","490:4900000917","490:4900000727","490:4900000181","490:4900000618","490:4900000479","496:4960008382","490:4900000326","490:4900000276","490:4900001323","490:4900000929","490:4900001459","490:4900001071","490:4900000227","490:4900001322","490:4900000956","490:4900000576","490:4900000933","496:4960009069","490:4900000275","490:4900004035","490:4900001321","490:4900000231"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490],"twin_sims":[0.696591743124497,0.6890434239594905,0.6172656901921845,0.554456254369367,0.5511036394018579,0.5484892657399184,0.5467059301239099,0.5379601111246827,0.5334056898218141,0.5304915132076512,0.522735744855466,0.5063754655155162,0.4765397176811922,0.4680888226642357,0.4673764757630533,0.46650164917036757,0.46589097559908943,0.46505675144978503,0.4631245139037522,0.4588987172524379,0.45865837495700196,0.4566490315350163,0.44877040960887,0.44655531123349673,0.4395876625104684],"twin_dists":[0.11044002464336126,0.11209168759823725,0.12757558810765507,0.1410519885890695,0.14177540598195537,0.1423400170960027,0.14272541120305898,0.14461871026860118,0.14560696724543365,0.14624020890122638,0.1479291744943512,0.15151147425905212,0.1581276372078976,0.16002489145940035,0.1601853402398113,0.16038250061321468,0.16052020401328976,0.16070841762448865,0.16114481101012829,0.16210144092493298,0.1621559432371057,0.16261200369004739,0.16440733931433804,0.1649142137317415,0.16651490809989755],"n_dims_used":45,"mean_confidence":0.917041269938151},"coverage":{"mean_confidence":0.917041269938151,"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}}