{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010421},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010512","490:4900010765","490:4900010917","490:4900010846","490:4900010775","490:4900010677","490:4900011007","490:4900010587","490:4900010848","490:4900011087","490:4900011159","490:4900010766","490:4900011158","490:4900010755","490:4900010759","490:4900010931","490:4900010509","490:4900010757","490:4900010763","490:4900011587","490:4900010672","490:4900010850","490:4900010153","490:4900011088","490:4900008230"],"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":[0.5010928621309653,0.47897873264839236,0.47619016133659847,0.4116527506098134,0.3973493537607849,0.35995516735844096,0.3222319100995805,0.31361959622270486,0.30668397930526875,0.2777796948748271,0.2673113311551954,0.258624482111954,0.22926408629306894,0.22774030776133694,0.22577176893267925,0.21652600023893837,0.21232870714396518,0.1872964048419649,0.18435450579495175,0.1792274392390905,0.1791037233650065,0.1767131485005723,0.1739641641624866,0.17015047092210878,0.15849118405462975],"twin_dists":[0.1526744993462731,0.15758213565774068,0.15820589180869896,0.17303796728039786,0.17645153360671867,0.18565927413842917,0.19545862453712506,0.19778264154832798,0.19968069970874983,0.2078744075460473,0.21096840384828866,0.21359344277293527,0.22290644893372638,0.2234104917115297,0.22406497161225597,0.22719088097985793,0.22863957719491726,0.23771380256197266,0.23883453607611296,0.24081823683785486,0.24086659675830818,0.24180575248185718,0.24289695592845995,0.24443138356263067,0.24928164092175878],"n_dims_used":45,"mean_confidence":0.8951523674858941},"coverage":{"mean_confidence":0.8951523674858941,"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}}