{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000919","497:4970001750","497:4970001276","497:4970000774","497:4970001358","497:4970001360","497:4970000924","497:4970000845","497:4970001088","497:4970001359","497:4970000768","497:4970001743","497:4970000628","497:4970000766","497:4970000927","497:4970001186","497:4970001093","497:4970000995","497:4970000323","497:4970001517","497:4970000993","497:4970001087","497:4970000431","497:4970000923","497:4970001665"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.5977377193469142,0.5738991823503925,0.5730961179324773,0.5574644016657261,0.4934306441425853,0.4661368837432107,0.4654439545475994,0.46531683790010114,0.41362430228597535,0.40606855004667164,0.39664456170049744,0.3953497760800793,0.3736373021714676,0.36661940103056023,0.3286069843352243,0.3060659927255595,0.29663608868598185,0.2930824932411,0.2915060858060268,0.2851525069971622,0.27214233960762974,0.2713838253026302,0.2616154126046842,0.2591958759265901,0.25227178474130546],"twin_dists":[0.1317574231922088,0.13686842899357157,0.13704088951403515,0.1404034670993993,0.15436750316563466,0.16046474565080318,0.16062104421598278,0.16064972564740326,0.17257159669304936,0.17436425436572917,0.17662115768402775,0.1769331383944041,0.18223845636245195,0.18398508002921599,0.1937606193339485,0.19985101448020628,0.20247504897401394,0.20347657405613767,0.2039231611232757,0.20573784210326823,0.20953146902495337,0.20975603262850062,0.2126834806543936,0.21341909209107887,0.2155484778996896],"n_dims_used":45,"mean_confidence":0.8898072984483507},"coverage":{"mean_confidence":0.8898072984483507,"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}}