{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008389},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009065","490:4900009886","490:4900008841","490:4900008602","490:4900009064","490:4900009983","490:4900009579","490:4900010276","490:4900010271","490:4900009377","490:4900009676","490:4900009672","490:4900008378","490:4900008839","490:4900008947","490:4900009264","490:4900010267","490:4900009484","490:4900009674","490:4900008842","490:4900007953","490:4900010444","490:4900009169","490:4900009282","490:4900009481"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4142960337728142,0.3680692064797405,0.2933817933835784,0.25888113166851573,0.2551581668828678,0.2523736544282598,0.24663938868399124,0.2398791469224424,0.23343194411109314,0.20683046714111566,0.2007465686239096,0.20041281583349216,0.1990346764680807,0.1916246231746903,0.18894587027779375,0.1886096370927336,0.17741120093506146,0.16806798804518844,0.1661217390894598,0.16477762870561877,0.16437614637322268,0.16267758263995954,0.14827814263472128,0.1479902042447358,0.14703936702027484],"twin_dists":[0.17241291919951282,0.18362289562603565,0.20339194509958894,0.21351510072623525,0.21465637532518067,0.2155168825487734,0.21730823180006406,0.21945483890460352,0.22153897798177888,0.23056696560899678,0.23274088052375813,0.232861439790257,0.23336072641038202,0.23608716392545684,0.23709082680163807,0.23721750643809625,0.24153058883787742,0.24527969900353586,0.246079383915183,0.2466356124827744,0.24680239207255789,0.24751127042781407,0.2537486540941897,0.253877828914709,0.2543057160371498],"n_dims_used":45,"mean_confidence":0.9214852227105035},"coverage":{"mean_confidence":0.9214852227105035,"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}}