{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003560},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003693","490:4900004255","490:4900004527","490:4900003968","490:4900004526","490:4900009998","490:4900004256","490:4900003689","490:4900004379","490:4900009488","490:4900004105","490:4900009804","490:4900010804","490:4900004377","490:4900004380","490:4900009487","490:4900011682","490:4900010641","490:4900003428","490:4900009070","490:4900004530","490:4900004395","490:4900009692","490:4900009897","490:4900004239"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.37033036083388576,0.356364662482138,0.34023945080677803,0.3143439419489302,0.3125078893875431,0.308401513966522,0.2944306637141311,0.2392575282865611,0.22004673985346312,0.21742174988868185,0.21355208250788857,0.21208932894552215,0.20884975052838628,0.20714251458730903,0.18785797972718626,0.18685860484983283,0.18404414419954498,0.17971373099764196,0.17119136801424253,0.16092525864618215,0.1555117226021154,0.15138401757241748,0.12982775934438548,0.1280183178153599,0.12776151013650278],"twin_dists":[0.1830594424574897,0.1865678305000178,0.19070825986344722,0.19758579973826365,0.1980852530047657,0.199208390209629,0.20309577328152056,0.21965418153267294,0.22599021389016014,0.22688416961656002,0.22821534634376092,0.22872278002041974,0.22985510841482582,0.2304566509497734,0.237501274908559,0.2378797979662786,0.23895350196652496,0.24062837685036192,0.2440101580107847,0.24824822881447084,0.2505624672415587,0.2523669164316212,0.2624330310318385,0.2633335768999309,0.2634621669266748],"n_dims_used":45,"mean_confidence":0.9116683112250434},"coverage":{"mean_confidence":0.9116683112250434,"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}}