{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870013433},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000723","487:4870012397","487:4870012207","474:4740000635","494:4940000364","494:4940000805","494:4940000366","494:4940000361","494:4940000764","487:4870012476","494:4940000644","487:4870011517","487:4870011174","494:4940000411","487:4870012008","494:4940000214","486:4860000603","487:4870013355","466:4660009003","487:4870012208","487:4870013300","480:4800006271","494:4940000418","493:4930003514","480:4800006299"],"twin_admin_codes":[474,487,487,474,494,494,494,494,494,487,494,487,487,494,487,494,486,487,466,487,487,480,494,493,480],"twin_sims":[0.5549158993255229,0.475497777385302,0.46537436628012874,0.29786249042827445,0.28863522686067733,0.2636291790618716,0.24364219531654796,0.2390294395329358,0.23661515454831086,0.22833843310194224,0.2280832976305902,0.22564113964477966,0.2136852461181244,0.20937093237333346,0.20530116098462114,0.20283717861314396,0.1903997843932364,0.18498023172604328,0.18192506329052535,0.1789660210747527,0.17258663344478917,0.16882461432400261,0.1652235830597186,0.1641017017313047,0.16351422201012955],"twin_dists":[0.1409528605830025,0.15836095001799985,0.16063674513664927,0.20213104947260876,0.20474016407512502,0.2120744827543456,0.21825519014361555,0.21972741020886824,0.22050533039868642,0.22321237580299713,0.22329684178375667,0.22410853564747443,0.22816926840192114,0.22967213819345839,0.23110925444459973,0.23198882399043033,0.23654485648057666,0.23859511481833426,0.23976957901484508,0.24092045176957938,0.24344839760918346,0.24497061218661498,0.24645070270684644,0.24691656855207775,0.24716144132642548],"n_dims_used":42,"mean_confidence":0.9144579569498698},"coverage":{"mean_confidence":0.9144579569498698,"n_dims_used":42,"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}}