{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011539},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010707","490:4900010784","490:4900012128","490:4900009775","490:4900012127","490:4900010870","490:4900011798","490:4900009774","490:4900010443","490:4900010708","490:4900009882","490:4900010270","490:4900009475","490:4900010873","490:4900004796","490:4900010878","490:4900009566","490:4900011863","490:4900010862","490:4900011937","490:4900011875","490:4900010701","490:4900011110","490:4900011990","490:4900010532"],"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":[0.4630385005539107,0.3681914069784884,0.3457709464400809,0.3356616520567669,0.3235009326777478,0.32338470822957655,0.28372742150225866,0.28194973971237786,0.2673655923539221,0.25705432036802717,0.24748627502239876,0.23231158799774557,0.2303216698293478,0.2119075679820609,0.2106425494433482,0.21030706748811345,0.20808833211915403,0.20801042509043646,0.2062241322101351,0.20338303796085883,0.19957142678036643,0.199488072784058,0.19890286712406288,0.1979625952501626,0.19725184688633704],"twin_dists":[0.16116425178609545,0.18359240064733837,0.18927652445627546,0.1919026069786066,0.19511914218843746,0.1951502030308523,0.20614818964558126,0.20666181242981926,0.21095217547758555,0.21407380422273564,0.2170420025523074,0.22190497625705513,0.22255791617571138,0.2287859988158073,0.22922701023094874,0.22934426755336065,0.23012297764676382,0.23015042320277196,0.23078164181324132,0.23179333913309327,0.23316598433515615,0.23319620285112141,0.23340860448424272,0.23375078364358193,0.23401018200988574],"n_dims_used":45,"mean_confidence":0.9166658189561632},"coverage":{"mean_confidence":0.9166658189561632,"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}}