{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002221","470:4700005225","470:4700004632","470:4700001580","493:4930001742","496:4960000065","470:4700002538","481:4810002225","470:4700004736","470:4700004338","480:4800004264","480:4800005687","481:4810003227","470:4700003931","488:4880001301","481:4810002529","470:4700004057","470:4700001278","480:4800004246","470:4700004629","488:4880002233","480:4800003856","470:4700005375","470:4700002715","470:4700004306"],"twin_admin_codes":[470,470,470,470,493,496,470,481,470,470,480,480,481,470,488,481,470,470,480,470,488,480,470,470,470],"twin_sims":[0.39523776549823114,0.35259719599580086,0.335599756341281,0.31460394288235694,0.3096902716541949,0.30416332964805765,0.30227416348376923,0.2840498509440054,0.28182899144753326,0.2805592489298871,0.2755455045765845,0.2754315442426475,0.2738168486632549,0.2720482018568747,0.26823592267598234,0.26740941084687214,0.26357710237422266,0.2628995892335977,0.26198948596221433,0.2597924860122436,0.25666283237778914,0.2565669093405214,0.25539755662705155,0.2514289568266757,0.2462053009162968],"twin_dists":[0.17696014962979437,0.1875262540079624,0.19191881564865906,0.19751520703415382,0.1988549838258297,0.2003766331983891,0.20090041316672544,0.206055238912848,0.20669677094199013,0.20706493175677995,0.2085286456745365,0.20856210347115897,0.20903707891416232,0.2095593182043215,0.2106921570567882,0.21093907179070245,0.2120901949168494,0.21229478590124023,0.2125701329258088,0.21323730519064066,0.21419386104903548,0.2142232952289592,0.21458267474922174,0.2158101972738264,0.21744492047162528],"n_dims_used":43,"mean_confidence":0.9085686262263808},"coverage":{"mean_confidence":0.9085686262263808,"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}}