{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880006327},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001133","470:4700000638","470:4700000533","488:4880006330","488:4880006329","470:4700001111","488:4880006294","470:4700000629","470:4700000179","470:4700000636","488:4880006405","488:4880006328","470:4700000752","487:4870008115","470:4700000441","470:4700000236","488:4880000306","488:4880006333","488:4880006432","488:4880000199","470:4700000180","488:4880000577","470:4700001269","470:4700002214","470:4700000879"],"twin_admin_codes":[470,470,470,488,488,470,488,470,470,470,488,488,470,487,470,470,488,488,488,488,470,488,470,470,470],"twin_sims":[0.6761709643128965,0.6152134558419755,0.605013121348193,0.5979797187076057,0.5842523816651424,0.5749080158491899,0.5592735052147939,0.5586115530725265,0.5417473732932216,0.5317333409339766,0.5302880106478328,0.5233289756346036,0.5032705619624139,0.5032301879270565,0.49211985810140096,0.48126343191111215,0.47879205654578305,0.47749170948277553,0.47673159606810434,0.47594494121564684,0.47591574612073784,0.47431368740392654,0.47142945145023474,0.46945020692093936,0.466619376316208],"twin_dists":[0.11489442206968872,0.12801514021079666,0.1301994336583599,0.13170559409023516,0.13464699236717087,0.13665181292473383,0.14001369060265226,0.1401562893058356,0.14379815456057762,0.1459702752800715,0.1462844565243223,0.14779979096712112,0.152194653201943,0.15220354426445373,0.15465788316895318,0.15707195570474466,0.15762385527961228,0.1579146109137262,0.15808468965453118,0.15826080000929776,0.1582673378127772,0.15862629655138288,0.15927355286409767,0.15971848508245254,0.16035596095753915],"n_dims_used":45,"mean_confidence":0.9184883117675782},"coverage":{"mean_confidence":0.9184883117675782,"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}}