{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012282},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012349","490:4900012564","490:4900012563","490:4900012635","490:4900006639","490:4900007125","490:4900001550","490:4900006153","490:4900001143","490:4900000599","490:4900000278","490:4900006640","490:4900001274","466:4660004345","490:4900012493","490:4900006990","490:4900000675","490:4900012636","487:4870002635","490:4900012284","490:4900006156","490:4900000891","490:4900005105","466:4660008512","466:4660007638"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,487,490,490,490,490,466,466],"twin_sims":[0.6523392900835492,0.5562150863703956,0.49786542294809316,0.4827943486398924,0.41997960314728,0.38853424960010713,0.2501944833553265,0.24426743713971347,0.24323304331891626,0.23020315175838735,0.22041623205660887,0.21750839388383159,0.21268098855871337,0.20968502968451475,0.19902861031110505,0.19565413069019172,0.1950311259962932,0.19114172767632187,0.1878610500026741,0.18710673514254567,0.18681723710606585,0.18634688839582406,0.18293459254762456,0.1795929715711238,0.17634814164672416],"twin_dists":[0.12004653279291602,0.14067274183908535,0.15338671515864516,0.15673052688383446,0.1710747381647323,0.17858322457964254,0.2161945447074477,0.21805702869224092,0.21838504285543084,0.2225969218802365,0.22586495619864494,0.2268545471776996,0.2285172470556873,0.22956201830127174,0.23336292938447517,0.234595663779621,0.23482486148896342,0.23626736577105836,0.2375001141899236,0.23778568389825513,0.2378954969887533,0.23807416578549473,0.2393799684048762,0.24067549020971482,0.24194994165914896],"n_dims_used":45,"mean_confidence":0.9131329854329427},"coverage":{"mean_confidence":0.9131329854329427,"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}}