{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003224","490:4900001162","490:4900002932","490:4900001706","490:4900000569","490:4900001179","490:4900004326","490:4900000785","490:4900004464","490:4900001735","490:4900000808","490:4900005401","490:4900001746","490:4900000912","494:4940007386","490:4900001436","490:4900000577","490:4900000466","490:4900001180","490:4900002486","490:4900000909","494:4940008507","490:4900002644","490:4900003194","494:4940008313"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,494,490,490,494],"twin_sims":[0.6935677396371617,0.6108561078868292,0.5944826442226702,0.5882738743223597,0.5731288378982402,0.5532012181654569,0.5468392177600672,0.5110707920269921,0.5053168352304469,0.4974302644656966,0.49513642039110833,0.4910229488353303,0.4898325165761103,0.47593737291827976,0.4614666678778217,0.4564347409577128,0.4501235727387641,0.4457266681377004,0.4431225856440469,0.44083156545505287,0.44083064052633675,0.43997219523753694,0.4375006654622124,0.4326147767880437,0.42737670016806667],"twin_dists":[0.11110249878574883,0.12894827706697257,0.1324546283961957,0.133784927527021,0.13703386232502418,0.14132271638751404,0.14269659920526634,0.15048044792052162,0.15174428052234032,0.15348284300985474,0.15398995742084934,0.15490105799303824,0.15516514870747583,0.1582624948033675,0.1615197419985785,0.16266068391134225,0.16409816240812272,0.16510407448313774,0.16570160843956883,0.1662284272581412,0.16622864015936245,0.16642631333696636,0.16699627542232653,0.16812678598497613,0.16934452409104495],"n_dims_used":45,"mean_confidence":0.9163419935438368},"coverage":{"mean_confidence":0.9163419935438368,"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}}