{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001158},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001033","489:4890001097","489:4890001159","489:4890000916","489:4890001220","489:4890000857","478:4780000318","478:4780000267","478:4780000619","498:4980003437","478:4780000620","473:4730005802","470:4700003467","489:4890001422","500:5000008084","478:4780000529","478:4780000574","500:5000005259","473:4730006366","478:4780002901","478:4780000704","478:4780001034","478:4780001555","500:5000006727","478:4780000660"],"twin_admin_codes":[489,489,489,489,489,489,478,478,478,498,478,473,470,489,500,478,478,500,473,478,478,478,478,500,478],"twin_sims":[0.9423321610539215,0.8627454871527227,0.7974157913898569,0.6323001634619112,0.5325985887143848,0.47688963594890377,0.34168272245688514,0.3341619936887894,0.33391440517352605,0.31286264507547673,0.30858540529990147,0.3051532757299726,0.3028735568433118,0.30230500797348386,0.30128860010268044,0.2950196512220486,0.29253171020688723,0.28423052123329423,0.2828288447915391,0.2805693801702167,0.28027467036569054,0.2801442757164873,0.27547199993559224,0.26870998050341705,0.25854184384515516],"twin_dists":[0.0447633683466369,0.07057230686379423,0.08738903658276055,0.1243531844700837,0.1457822758555732,0.15804932029065677,0.19033350349432304,0.19229578092484992,0.1923607847508976,0.19798862044429633,0.19915791124853843,0.20010291968107194,0.20073402309498228,0.2008918461320051,0.20117442120172163,0.2029297330266995,0.20363244531401886,0.20600318264991033,0.20640757025354922,0.2070619902191427,0.20714758357577528,0.20718547187146236,0.20855022504954884,0.21055074840372784,0.2136186784570088],"n_dims_used":45,"mean_confidence":0.9155678643120659},"coverage":{"mean_confidence":0.9155678643120659,"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}}