{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004042},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003167","473:4730001379","473:4730004337","500:5000001596","473:4730003692","473:4730004052","473:4730003869","473:4730003690","473:4730001382","473:4730003530","500:5000003756","489:4890002279","489:4890002609","489:4890002526","473:4730001290","473:4730004515","485:4850004487","473:4730003109","473:4730002901","476:4760001439","477:4770000397","500:5000001837","473:4730003040","473:4730003691","473:4730003952"],"twin_admin_codes":[473,473,473,500,473,473,473,473,473,473,500,489,489,489,473,473,485,473,473,476,477,500,473,473,473],"twin_sims":[0.5834367305135657,0.4798478125596371,0.4255119407416101,0.42529302934930197,0.3964537447953541,0.3962842214218045,0.37815613249624613,0.37090460537266506,0.36942021457012414,0.3380061170974176,0.33589169278117204,0.32929651954462336,0.3143382491290378,0.30534949319477334,0.30501787465673963,0.30475260357690376,0.29947356968070665,0.2983955309551221,0.2950965143206041,0.2863395893066219,0.2858010362033932,0.27914827161318284,0.2756864534462721,0.26876063764558666,0.2685994700939407],"twin_dists":[0.13482188695123212,0.15738797639246474,0.16977951509974973,0.1698306321023889,0.17666710586332063,0.17670793514567387,0.18112235836474702,0.1829166201433573,0.1832860336102225,0.19128984687555556,0.191842380260916,0.19357805698020086,0.19758734576338177,0.20004872793912531,0.2001403267874794,0.20021364081615575,0.20168041099819026,0.2019817936985307,0.20290807915525066,0.20539696748560138,0.20555150936271271,0.2074752311544605,0.20848727598461306,0.2105356468221722,0.21058369917857286],"n_dims_used":45,"mean_confidence":0.9208222283257379},"coverage":{"mean_confidence":0.9208222283257379,"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}}