{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008494},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005867","490:4900006606","490:4900009160","490:4900006856","490:4900005740","490:4900005871","490:4900006982","490:4900007099","490:4900007593","490:4900007110","490:4900005738","490:4900006851","490:4900006981","490:4900009464","490:4900006978","490:4900007714","490:4900009361","490:4900005068","490:4900006493","490:4900006980","490:4900008937","490:4900008052","490:4900005485","490:4900005474","490:4900007931"],"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":[0.3046925716989096,0.2922003950216266,0.18371290085751057,0.16294879984516128,0.1454015663392002,0.11005708409297507,0.0957507897951432,0.09515353631262392,0.09512107308087588,0.08076989796665175,0.07810936498133209,0.06670796774129147,0.05094735420560255,0.050462961514300554,0.045074857913125495,0.04256787923710058,0.04068842394043435,0.03766189174406104,0.03649184678282237,0.03364307650749665,0.03191863279792167,0.030676461600938777,0.02817632284786085,0.02634682282847132,0.025185778292100773],"twin_dists":[0.20023023719396899,0.20372629116932772,0.23908062816277034,0.24739772227051365,0.25504756586707716,0.2728450078047213,0.28132183429154184,0.2816967462503768,0.28171717731631385,0.29134474455530596,0.29327748879005966,0.3022160553680414,0.3169023956592575,0.31741046491616576,0.3233551680776697,0.3263265619840992,0.3286523441489937,0.3325956820369405,0.33419238968770104,0.3382699634175644,0.3408835606515985,0.34284206257697725,0.346999415861622,0.3502475625081985,0.35241129454026116],"n_dims_used":45,"mean_confidence":0.9288499620225694},"coverage":{"mean_confidence":0.9288499620225694,"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}}