{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002391","480:4800002347","480:4800002207","480:4800002346","480:4800002214","480:4800002005","480:4800002254","480:4800001660","480:4800002159","480:4800002117","480:4800002210","480:4800001713","480:4800001951","480:4800002112","480:4800002162","480:4800002114","480:4800001942","480:4800001391","480:4800001380","480:4800001330","480:4800002385","480:4800001265","480:4800002067","480:4800001610","480:4800001831"],"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":[0.48273826513778423,0.43991702973545366,0.4150098711341074,0.3695713896296958,0.3579657017011623,0.356931125401762,0.35345203874981984,0.3229510749610839,0.3097802957973614,0.2966999392878277,0.2966373334611826,0.27669977367004367,0.2678508304641232,0.2618348365515728,0.26170232780256497,0.25516230890835206,0.2508543236170897,0.24152174785691533,0.2414854247386619,0.24038393277603318,0.23915788930437792,0.23517235709442752,0.23034908947542695,0.22978913576508372,0.22632823125015253],"twin_dists":[0.1567430287530464,0.16643902138040828,0.17224441730805054,0.18324837766270077,0.1861621193164654,0.18642417903029798,0.1873083227638168,0.19526614592755057,0.19883032874364373,0.20245711858622714,0.2024746993972284,0.2081902380098743,0.21080714189046182,0.21261698083483807,0.2126571354788032,0.21465509975323427,0.21598895634349455,0.21892969380324162,0.2189412813385535,0.21929320940814367,0.2196861653809685,0.2209726982864507,0.22254889393015018,0.22273328352024835,0.2238795822138941],"n_dims_used":43,"mean_confidence":0.9195313564566678},"coverage":{"mean_confidence":0.9195313564566678,"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}}