{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010985},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007888","490:4900010756","490:4900011889","490:4900010570","491:4910005944","490:4900010024","490:4900011157","490:4900008451","490:4900011074","490:4900010833","490:4900010489","490:4900010319","490:4900010994","490:4900009940","490:4900011292","490:4900010665","490:4900011956","490:4900010902","490:4900011072","490:4900007774","490:4900011152","490:4900011232","490:4900010835","490:4900008123","490:4900011093"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.264384908182148,0.11806785653130762,0.08215659898441396,0.07560920771815306,0.07270952213903875,0.07134691680152724,0.06674203905302174,0.0652762910832828,0.0652426366093853,0.06376863739050144,0.061987321633137075,0.0583221398684608,0.05798612172257701,0.05351487835944568,0.0534286325350912,0.05336177950505462,0.0522929372551936,0.04938052173065991,0.04918277732604154,0.04729401152532313,0.04548923171532568,0.04506816856434064,0.04415444679036808,0.04373326752095144,0.04281853283460908],"twin_dists":[0.21184668810346433,0.2684663523266222,0.2903575368918603,0.2951425774973331,0.29736906901021565,0.2984402202062813,0.3021875549718734,0.3034245161584619,0.3034531827344879,0.30472074229512675,0.30628498373878277,0.3096232564520536,0.30993786962155956,0.31427455357258977,0.3143611086208819,0.31442828109881255,0.31551182861341326,0.31856065951514145,0.3187730476985261,0.3208384382886286,0.3228774649400064,0.3233629099211892,0.32442956987278215,0.3249274975344548,0.32602295359737193],"n_dims_used":45,"mean_confidence":0.8860272725423177},"coverage":{"mean_confidence":0.8860272725423177,"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}}