{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002186},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002201","490:4900000826","490:4900002048","494:4940008445","494:4940008536","490:4900001192","494:4940008339","494:4940008414","490:4900000520","496:4960008385","490:4900000776","490:4900001594","496:4960008673","490:4900002486","490:4900001886","496:4960008034","494:4940008621","490:4900001163","490:4900003907","494:4940008497","490:4900001480","490:4900000194","490:4900002196","490:4900001610","490:4900001052"],"twin_admin_codes":[490,490,490,494,494,490,494,494,490,496,490,490,496,490,490,496,494,490,490,494,490,490,490,490,490],"twin_sims":[0.5599529369528786,0.4945579989646865,0.49146294930062334,0.48687665492255255,0.4681102747118646,0.4607870416028808,0.4568523993329126,0.4537012577800692,0.44959942365295424,0.44865433691175516,0.43812581882472706,0.41348380380454225,0.4124138802989615,0.4122334353404006,0.40762931910712347,0.4027213812691165,0.3996136533882746,0.39390907372882683,0.38936746318564563,0.38617866295053804,0.38614911092012016,0.38147789281946465,0.38039304691208103,0.3716670533075274,0.3710982670177733],"twin_dists":[0.13986735091503233,0.15411793920333938,0.15480349459153617,0.1558217258920016,0.16002006090212254,0.16167358053267633,0.16256581243794338,0.1632823788909582,0.16421788101075258,0.1644338764152449,0.16685198871672247,0.17260479958793642,0.17285780706817777,0.17290050546447852,0.17399275409681084,0.17516311468714657,0.1759075082231427,0.1772808324646534,0.1783807758553684,0.1791566803463076,0.179163885141191,0.1803060541372648,0.18057226993660266,0.18272715842555826,0.18286847863267314],"n_dims_used":45,"mean_confidence":0.9175918579101563},"coverage":{"mean_confidence":0.9175918579101563,"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}}