{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011209","490:4900010201","490:4900011556","490:4900010475","490:4900011426","490:4900012216","490:4900010647","490:4900010643","490:4900011060","490:4900010976","490:4900008411","490:4900009816","490:4900011943","490:4900009505","490:4900010299","490:4900008738","466:4660004565","490:4900011621","490:4900008961","490:4900011214","466:4660004304","490:4900009697","490:4900010977","490:4900011489","490:4900009815"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,466,490,490,490,490],"twin_sims":[0.5283078816231126,0.4870349923382604,0.3600875175184556,0.29304932124560534,0.27283809809375204,0.22312780704079915,0.21343210587476538,0.21306081589945983,0.1975853321453279,0.18296621023790932,0.16513825290822845,0.15334133704697953,0.1481314698202977,0.1416821731081367,0.13637737861336216,0.13539693010515086,0.1335490927065154,0.13261269898532446,0.131767675619775,0.12922846664130858,0.12785793613942661,0.12707792373077106,0.12256385520073662,0.11844361131229209,0.11731732829018628],"twin_dists":[0.14671518579445852,0.15578652426534928,0.18562587260994848,0.2034859567935311,0.20932582341764228,0.22495000138008267,0.22825687790104293,0.22838550514703745,0.2338883911582708,0.23936779063650654,0.24648605593971157,0.25150682413728576,0.2538144312411482,0.2567555842149836,0.2592503880283612,0.2597193999499782,0.2606103113549745,0.2610653221547706,0.2614780144420779,0.2627302380569905,0.26341386109766507,0.26380541210327535,0.2661079196214817,0.2682666412890617,0.26886671492715053],"n_dims_used":45,"mean_confidence":0.9117430792914496},"coverage":{"mean_confidence":0.9117430792914496,"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}}