{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004485","480:4800005258","480:4800004225","480:4800005088","480:4800005270","480:4800004836","480:4800005087","480:4800004065","480:4800005170","480:4800004999","480:4800004311","480:4800004564","480:4800003908","480:4800004909","480:4800005180","480:4800005093","480:4800004837","480:4800005183","480:4800005425","480:4800004919","480:4800005096","480:4800004994","480:4800004915","480:4800005172","480:4800005000"],"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":[0.6300954430255153,0.6114941372863661,0.5933846132443638,0.5756523358312687,0.52065141758056,0.5045980650328005,0.49873713013008525,0.4808846281275761,0.46537002378265946,0.4503731442559039,0.4481992798623446,0.42037588003253556,0.4083738775383728,0.3890120800514287,0.38833371872066214,0.37981426204664803,0.37963479081486107,0.37430152296312486,0.3719359805953236,0.37035129974003045,0.368789375188537,0.3687216557722107,0.36083912544161445,0.3579966943512494,0.3534571909178808],"twin_dists":[0.12482606812135102,0.12881164980972884,0.13268984712895707,0.1364920166597099,0.1483840344160333,0.1519024215185192,0.15319422378437206,0.15715649032536472,0.16063772494382206,0.16404117718143055,0.1645379386893544,0.17098172474372136,0.1738157535822517,0.1784670995456618,0.17863197875354891,0.18071445071709896,0.18075855979858935,0.18207398882929118,0.18266037822917192,0.1830542327405028,0.18344325126457203,0.1834601362484048,0.18543630618298365,0.1861542748389193,0.18730701011514428],"n_dims_used":43,"mean_confidence":0.9189962342728016},"coverage":{"mean_confidence":0.9189962342728016,"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}}