{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010432},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010597","490:4900011447","490:4900010248","490:4900011898","490:4900008472","490:4900010518","490:4900009652","490:4900008223","490:4900010317","490:4900009954","490:4900010907","490:4900009537","490:4900011312","490:4900011013","490:4900009756","490:4900008456","490:4900008023","490:4900004640","490:4900006804","490:4900008234","490:4900012045","490:4900007295","490:4900009350","490:4900011896","490:4900007527"],"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":[0.13220279649776245,0.045914117232145085,0.00672815554760216,0.005762539373303637,0.003093320889793058,0.0021096944257289786,0.0016160254507867073,0.0014866775936665374,0.001135129547698804,0.00037170506324815786,0.0003640517068354612,0.00024352147663093978,0.00010733359232840679,0.00006640007686426823,0.000040502263310885214,0.000035873196427476315,0.000022011470985580123,0.000016334906416503124,0.000012924246316484718,0.000010572397197221113,0.000008898149424411514,0.000008856615350450473,0.000007714108380127627,0.00000700292298193678,0.000006176940398090526],"twin_dists":[0.26126526217620516,0.32239141610138683,0.4107589108794348,0.41707213660514125,0.44151633923732647,0.4559024499516092,0.4656606436534248,0.4686727937058876,0.4782841492359082,0.5161562408208918,0.5168356698512446,0.5297957599475265,0.5552667897162269,0.5696684192050533,0.5841220451033711,0.5876162576290849,0.6014730461293407,0.6097799080758809,0.6162241406847452,0.6216977619272598,0.6263577971127743,0.6264837772068265,0.6301913666345962,0.6327749170516473,0.6361115960110515],"n_dims_used":45,"mean_confidence":0.8800930447048612},"coverage":{"mean_confidence":0.8800930447048612,"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}}