{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000967},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000345","480:4800000681","480:4800000434","480:4800000798","480:4800000318","480:4800000319","480:4800000612","480:4800000544","480:4800000336","480:4800000572","480:4800000724","480:4800000645","480:4800000312","480:4800000335","480:4800000641","480:4800000471","480:4800000565","480:4800000337","480:4800001089","480:4800000429","480:4800000403","480:4800000691","480:4800000658","480:4800001006","480:4800000640"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6242222479073398,0.5930853952212771,0.4923423664350508,0.49232899189515883,0.48399394457915507,0.4581309654148477,0.4544970688037808,0.4450585257813947,0.44083733413321,0.393653600487291,0.39149517676188333,0.37548176157131025,0.3704733169505612,0.36979906453279915,0.365325389715894,0.3352596819555758,0.3263396413269084,0.3230540150883499,0.31543654196634585,0.31324381493936587,0.3058256445697789,0.2987907487303253,0.2896542370081035,0.2893329542561597,0.2813589430652787],"twin_dists":[0.1260851606353004,0.13275394831998114,0.1546085746343482,0.15461153828831226,0.15646322721665998,0.1622755795760259,0.1631012412560182,0.165257258893499,0.16622709942068642,0.1773425488704388,0.17786471858840947,0.18178210337403955,0.18302387708507833,0.1831916809574531,0.18430895188086624,0.19200790007240368,0.19436241812937644,0.19523861441220616,0.19728937100548843,0.1978848624190461,0.19991730716461464,0.20187123038253482,0.2044496169498099,0.20454115732151204,0.20683294371544655],"n_dims_used":43,"mean_confidence":0.9146512940872548},"coverage":{"mean_confidence":0.9146512940872548,"n_dims_used":43,"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}}