{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930000742},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003928","493:4930001884","493:4930003247","493:4930003236","493:4930003234","493:4930002049","493:4930000743","493:4930004692","493:4930002215","493:4930005233","493:4930003918","496:4960000217","493:4930003061","493:4930001883","493:4930001426","488:4880000942","493:4930003077","493:4930000560","493:4930005120","493:4930002214","493:4930004403","496:4960000167","493:4930001719","488:4880004716","493:4930001885"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,496,493,493,493,488,493,493,493,493,493,496,493,488,493],"twin_sims":[0.7381087351372612,0.6538463506334071,0.6215990828710497,0.5839845630799495,0.5835359262052898,0.5581996062747221,0.5090154672234329,0.48847863852365503,0.4612881667832562,0.4512257973175633,0.44559261010627155,0.4425148327387718,0.4390087059125701,0.42606709912576535,0.3916750646560358,0.38586347263621795,0.3833608879346701,0.3799622218479525,0.374953550277712,0.37383461987619443,0.36731791155765114,0.36511208078631785,0.35722307697496053,0.3554842069592335,0.35180412705468544],"twin_dists":[0.10121283493707393,0.11972186311145869,0.1266472653290082,0.13470441699827138,0.13480061615837047,0.14024504352674985,0.1509314633775448,0.15546573271770772,0.1615601392975632,0.16384657774527192,0.16513480281789936,0.16584125786406292,0.16664835461709282,0.16964993146167848,0.1778211486603674,0.17923353734492847,0.17984483920711247,0.1806780938550662,0.18191267989839188,0.1821895835783494,0.1838104916605209,0.18436239530829499,0.1863501877588289,0.18679134242640694,0.18772868277579421],"n_dims_used":45,"mean_confidence":0.9256671481662326},"coverage":{"mean_confidence":0.9256671481662326,"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}}