{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005591},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005851","490:4900005593","490:4900006950","490:4900007204","490:4900007685","490:4900007684","490:4900007198","490:4900005978","490:4900007567","490:4900007440","490:4900007437","490:4900007448","490:4900007323","490:4900006829","490:4900005852","490:4900009022","490:4900007439","490:4900007813","490:4900007449","490:4900006229","490:4900005588","490:4900005983","490:4900007327","490:4900007686","490:4900005977"],"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":[0.07887244223784437,0.05709717890817337,0.009624918854741961,0.0018599055754398492,0.0013579147235793963,0.0009998786525647386,0.0009014554384977117,0.0007873393350285397,0.000599345811241389,0.00017809324901933558,0.00015097078376003615,0.00013967581419240777,0.00007341559054682207,0.00003377992749937887,0.0000276454818214587,0.00001930640701892251,0.000017296753294803456,0.000017251947936113903,0.000014708741714547336,0.000009223184089782492,0.000009113565106864568,0.0000075391540788781684,0.000007510721642761303,0.000006086194170516832,0.000006027709328360509],"twin_dists":[0.2927178134717933,0.3107774945814218,0.3957827707254657,0.46054121536517617,0.4719219651755295,0.4827376039060245,0.4863448389084417,0.4910166452863073,0.5003007937699342,0.5396657139500924,0.5448052613098138,0.5472075132656592,0.5666867318060349,0.5893395650087905,0.5950476620521706,0.6051391196491855,0.6081952142905377,0.6082671438639797,0.6126736832589815,0.6253909080642926,0.6257132989801925,0.6308050929475314,0.630906118072567,0.6365039205587726,0.6367597508247406],"n_dims_used":45,"mean_confidence":0.9082923041449653},"coverage":{"mean_confidence":0.9082923041449653,"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}}