{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012449},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012522","490:4900012663","490:4900012460","490:4900012929","490:4900012664","490:4900012597","490:4900012373","490:4900012521","490:4900013123","490:4900012374","490:4900012441","490:4900012864","490:4900012524","490:4900012312","490:4900012299","490:4900013195","490:4900012662","490:4900012727","490:4900012380","490:4900012316","490:4900012516","490:4900012793","490:4900012661","490:4900012377","490:4900012525"],"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":[0.42389299911151745,0.37167045987174757,0.3300099859725315,0.23608874251658696,0.2297214443216055,0.22362186257373892,0.22181650461675284,0.21160899834321623,0.20835542686172748,0.2005087117808596,0.1921226981915213,0.19171271500406276,0.1880060324045975,0.18102358598122248,0.18052083170476527,0.16495315168013786,0.1600545440147117,0.15673271545646356,0.14374917704266515,0.13436621406724683,0.133006334090554,0.13167644366535702,0.12583115192467734,0.12332065387762502,0.12182391546826231],"twin_dists":[0.170157805891954,0.1827263123558955,0.19338937969720657,0.22067563552477545,0.2227555940088321,0.22478409481436026,0.22539153536872208,0.22888992498726837,0.2300289370251187,0.23282678579497365,0.23590162901370473,0.23605432491725994,0.2374453186782205,0.2401187820220277,0.24031406724515486,0.24656279082819005,0.2486165855728159,0.2500354324504019,0.25580232289917126,0.26021521246658563,0.26087375421870906,0.2615226893738351,0.26443506627145125,0.26571744824695936,0.266491472479101],"n_dims_used":45,"mean_confidence":0.9120679219563802},"coverage":{"mean_confidence":0.9120679219563802,"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}}