{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007412},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006547","490:4900006316","490:4900005561","490:4900005817","490:4900005688","490:4900007538","490:4900005559","490:4900005818","491:4910001750","490:4900007533","490:4900007531","490:4900002519","490:4900005554","490:4900006791","490:4900005032","490:4900005290","490:4900007425","490:4900006191","490:4900005152","490:4900007663","490:4900005824","490:4900006063","490:4900005416","490:4900005821","490:4900007416"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4000145223423563,0.35955836897306864,0.29522607671557627,0.19869909607374645,0.18500605344421722,0.15422256246898064,0.14010822100334744,0.1366861864909649,0.1317939281466141,0.12992167017722075,0.10696573417246882,0.09537717123411606,0.09335834087966978,0.08939648509522785,0.08662744308494581,0.08332755490547025,0.0818013118073497,0.06518609007982636,0.06319671156776127,0.061508959730262096,0.061405815991640016,0.06014782810727858,0.060104444581709215,0.06002205302478333,0.05719948994599524],"twin_dists":[0.17581134114729383,0.1857594527153583,0.2028715863730973,0.233482664863651,0.23858524692075336,0.25112222088747105,0.25748842273537376,0.25910318851176406,0.2614651632873356,0.262386551819417,0.2746006612901025,0.2815561482668856,0.2828349120390679,0.2854092794817455,0.28726279123758863,0.28953424827888374,0.2906091911364151,0.30350137576477976,0.3052190276974926,0.30671132238550425,0.3068036053266336,0.3079394998309337,0.30797901974474784,0.30805413835724277,0.3106803127524932],"n_dims_used":45,"mean_confidence":0.895851813422309},"coverage":{"mean_confidence":0.895851813422309,"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}}