{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011594","490:4900012066","490:4900011934","490:4900011786","490:4900012064","490:4900011113","490:4900011791","490:4900011726","490:4900012132","490:4900011601","490:4900004667","490:4900011190","490:4900011261","490:4900011194","490:4900011528","490:4900007939","490:4900008944","490:4900006728","490:4900011203","490:4900008049","490:4900009890","490:4900006497","490:4900011192","490:4900011794","490:4900011263"],"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":[0.33355721573651026,0.23757651173551628,0.2263026147113266,0.20495487925012842,0.16720226949000666,0.16707013831189685,0.1329587249842671,0.11842571978694612,0.11413456939741808,0.1053075918608081,0.09662417770808514,0.0931697861099157,0.08322992621988774,0.08177605881632266,0.08127040720493987,0.08035843084972044,0.07879047347083862,0.07821497824241234,0.07561376664744288,0.07341185274874024,0.0721271465612529,0.07112937002779818,0.07047036640655001,0.0702968869531923,0.06939120150339254],"twin_dists":[0.19245461029435967,0.22019494890904046,0.2238881099005119,0.23123242852751283,0.2456345815828118,0.24568886222743128,0.26089690115313946,0.26827613950115353,0.2705866977509703,0.27555863686559856,0.28077688424989045,0.2829554560048834,0.289602535569402,0.2906271114067577,0.29098687253915756,0.29164028332228104,0.2927777239770094,0.29319976599395775,0.295139131670584,0.29682329631102183,0.2978248709303801,0.2986127663290492,0.29913807670362647,0.2992770245331345,0.3000069845896494],"n_dims_used":45,"mean_confidence":0.9082626342773438},"coverage":{"mean_confidence":0.9082626342773438,"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}}