{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003591},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003059","490:4900003355","487:4870000688","487:4870000475","487:4870011904","487:4870002456","487:4870012935","487:4870001846","487:4870001679","487:4870001784","487:4870002045","487:4870012219","487:4870012795","490:4900004403","487:4870012121","487:4870001860","487:4870011772","490:4900003871","487:4870012119","487:4870001017","487:4870011178","487:4870001393","487:4870000924","487:4870012015","487:4870011550"],"twin_admin_codes":[490,490,487,487,487,487,487,487,487,487,487,487,487,490,487,487,487,490,487,487,487,487,487,487,487],"twin_sims":[0.5670426076698317,0.41807463000328826,0.3389769295252527,0.32239634868945133,0.31314448492304975,0.31258999917147756,0.31194185396722957,0.3000403055162902,0.2955181019879362,0.291304062796063,0.28225225753753486,0.265904839186919,0.24931500933201609,0.24775594652571076,0.2445290377026732,0.24246268723697184,0.23955076875994014,0.23711624017095936,0.22958039156109658,0.22769358553880764,0.2184394675041198,0.21568573872160715,0.20796618890861332,0.20787010065959421,0.20288408768991006],"twin_dists":[0.1383417323219336,0.17152239110910256,0.1910367825264073,0.19541459276309414,0.19791189405475856,0.1980628814097735,0.19823956605277335,0.20152222578464882,0.2027893686402099,0.20398049665348697,0.20657426853964517,0.21138977202249648,0.21646910453526147,0.21695735078349473,0.217974215271499,0.21862991476941573,0.21956010235194803,0.22034344861598726,0.22280209767160558,0.22342598191831234,0.22653672466327468,0.22747937021148273,0.23016601010907295,0.23019987521592825,0.2319720105930409],"n_dims_used":45,"mean_confidence":0.9120457119411892},"coverage":{"mean_confidence":0.9120457119411892,"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}}