{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004530","487:4870003802","487:4870010793","487:4870003954","487:4870004518","496:4960011933","487:4870009878","487:4870010794","487:4870010143","487:4870002950","487:4870003945","487:4870004109","487:4870002824","487:4870002995","487:4870003803","487:4870009877","487:4870007761","487:4870007903","487:4870003797","487:4870002076","487:4870006595","487:4870005704","487:4870011046","487:4870007181","487:4870007178"],"twin_admin_codes":[487,487,487,487,487,496,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.46605543175796404,0.4321721702402145,0.22060760554058031,0.20266285440370282,0.2012060420349071,0.186341188358419,0.18421762838515862,0.1764932040656294,0.17286543705332308,0.16994421199660664,0.1699330649193088,0.14958340734281111,0.1456328677175509,0.14235673078084404,0.13845463236423414,0.12687867024837368,0.1256113801154214,0.12077429630653772,0.11878403809847965,0.11544840163716065,0.11495226636079213,0.11344807442877616,0.11016508420506094,0.10830429533855321,0.10673380733759599],"twin_dists":[0.16048311396740245,0.16822944969314843,0.225800135921483,0.23205132959482624,0.2325751336276628,0.23807633296880204,0.23888698567573655,0.24189261203538903,0.2433365359541934,0.24451507082178017,0.24451959570025766,0.2531653966575705,0.25494242296284275,0.25644336185454303,0.25826498263086073,0.2639057252696881,0.2645465471697022,0.2670386089161395,0.2680861252166122,0.2698722837964294,0.2701413257595745,0.27096250858626275,0.2727843658561236,0.27383569606267444,0.2747339576518858],"n_dims_used":43,"mean_confidence":0.9044966586800509},"coverage":{"mean_confidence":0.9044966586800509,"n_dims_used":43,"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}}