{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000299},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000490","488:4880000722","488:4880000354","488:4880000418","496:4960004803","488:4880000489","488:4880000050","488:4880000364","488:4880000080","488:4880001141","496:4960005100","488:4880000425","488:4880000245","488:4880000021","488:4880000229","488:4880000421","488:4880000356","488:4880000024","488:4880000148","488:4880000871","499:4990000663","488:4880000124","488:4880000363","496:4960004955","488:4880000084"],"twin_admin_codes":[488,488,488,488,496,488,488,488,488,488,496,488,488,488,488,488,488,488,488,488,499,488,488,496,488],"twin_sims":[0.8847321108500859,0.8127104385433567,0.7967681151042373,0.78726721239439,0.7838378018281847,0.7576095267390037,0.7567877642378475,0.7566323169168636,0.7257414960428809,0.7255026497706997,0.7213460659865331,0.7174098605549982,0.712649937974804,0.7096025527639277,0.6994605460073746,0.6988353890738888,0.6981298764033601,0.6942401797863323,0.6940277376770836,0.6746908410779696,0.661971824422611,0.6604547508073183,0.6538301050519395,0.6473818669104573,0.6454263860752794],"twin_dists":[0.06427681896907728,0.08364166987472157,0.08754573014453892,0.08982725613993825,0.09064330520408963,0.09676950790601478,0.09695849051064567,0.09699422072154959,0.10399068828995471,0.10404406475179477,0.10497141510713731,0.10584698513060528,0.10690255346015246,0.10757657529231383,0.10981053251643594,0.10994779515030056,0.11010264282681825,0.11095527906063402,0.11100179545162932,0.11521568389213784,0.11796897752373588,0.11829657651228477,0.11972536363359272,0.12111364478069166,0.12153422706574206],"n_dims_used":45,"mean_confidence":0.9251196967230902},"coverage":{"mean_confidence":0.9251196967230902,"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}}