{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720002219","481:4810002586","481:4810001019","481:4810001975","488:4880006131","493:4930001341","472:4720001649","493:4930002273","493:4930001094","472:4720001903","493:4930002102","488:4880004124","493:4930000988","496:4960000765","481:4810001858","488:4880001569","470:4700001502","489:4890000635","493:4930002265","493:4930003298","488:4880001230","499:4990001559","488:4880001379","493:4930004479","481:4810001271"],"twin_admin_codes":[472,481,481,481,488,493,472,493,493,472,493,488,493,496,481,488,470,489,493,493,488,499,488,493,481],"twin_sims":[0.4061391369712228,0.3553943620136812,0.340821566504856,0.32969800255162546,0.32362902794947007,0.3204195534494754,0.3132890288286935,0.2975062793416279,0.2911541646314174,0.28508862286175074,0.27863213618536103,0.2782119024630183,0.2748310358737228,0.27095980159046795,0.26339836172482073,0.24966143165140736,0.247025817235654,0.24595024504092572,0.24551376427760174,0.24441238534304158,0.24325770199192473,0.24083807373497162,0.23894984323952795,0.23654529556291087,0.2347274482410483],"twin_dists":[0.1743474393089469,0.1868141664728679,0.19055700692003935,0.19347185658662777,0.19508491608177111,0.19594475454379753,0.1978725595432189,0.20223087896405026,0.2040230540725345,0.20575621081105888,0.2076256334914086,0.20774821527634868,0.20873854787044852,0.20988173654388043,0.2121441378831162,0.21636088236574813,0.2171866804560286,0.21752530660512306,0.21766299710355813,0.21801113618942827,0.21837721292862583,0.21914798431822877,0.21975297557174606,0.22052791696402507,0.22111719667640686],"n_dims_used":45,"mean_confidence":0.9184672037760416},"coverage":{"mean_confidence":0.9184672037760416,"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}}