{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004271","478:4780005813","477:4770000187","473:4730002072","477:4770000659","473:4730004233","473:4730003851","476:4760001801","473:4730004142","467:4670000137","500:5000006110","467:4670000356","473:4730006842","500:5000002898","476:4760000056","473:4730001423","473:4730002358","500:5000002481","475:4750010850","473:4730001745","477:4770000391","467:4670000218","469:4690001492","500:5000006486","477:4770000502"],"twin_admin_codes":[500,478,477,473,477,473,473,476,473,467,500,467,473,500,476,473,473,500,475,473,477,467,469,500,477],"twin_sims":[0.5332178800742597,0.38913332682817386,0.37905661550519204,0.354680649440051,0.3518796970873014,0.35151299427046595,0.3453379162551617,0.3375758774860858,0.30466982728312814,0.3033500681223257,0.30145729773257696,0.3012087936778198,0.29107283191171834,0.2907539569799601,0.28783433533614694,0.28384183654550543,0.28157042371099117,0.27854009048996764,0.27420543117010227,0.2656590330740395,0.25629084558411835,0.2549886551393733,0.25381999279985207,0.25381609679285605,0.25298190965741046],"twin_dists":[0.14564775611445094,0.17843764415340982,0.18090072801721827,0.18699558278083894,0.18770938348176489,0.1878030533247592,0.18938816569298617,0.19140212385440228,0.2002365255965925,0.20060188133516588,0.2011274825808865,0.20119663197298734,0.20404615060701206,0.20413674046834876,0.20496895018514147,0.20611519851595336,0.20677166085033594,0.2076524735014773,0.2089226176912229,0.21146355483149493,0.21430804481837243,0.21470858917323493,0.21506916705071114,0.21507037088180736,0.21532839817433655],"n_dims_used":45,"mean_confidence":0.919293212890625},"coverage":{"mean_confidence":0.919293212890625,"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}}