{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730009530},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["484:4840000153","473:4730009689","484:4840000111","475:4750011984","471:4710001232","500:5000007138","471:4710001153","471:4710001565","473:4730007149","471:4710000397","471:4710001154","471:4710002810","473:4730009509","475:4750012356","473:4730008731","484:4840005987","473:4730009372","473:4730009136","473:4730009376","471:4710001477","473:4730007460","475:4750011733","475:4750010899","471:4710001156","475:4750010189"],"twin_admin_codes":[484,473,484,475,471,500,471,471,473,471,471,471,473,475,473,484,473,473,473,471,473,475,475,471,475],"twin_sims":[0.4639506353262655,0.2987319242405664,0.2855359548901435,0.2686990609412482,0.2549711977172123,0.24880416217136406,0.23254027668643287,0.22297819543787362,0.221585735484555,0.2201653533800324,0.20562357113588084,0.2021756727360501,0.19375203174818775,0.19297674800823153,0.19081964475591662,0.17228491494651055,0.17173516600601008,0.17009007335083895,0.16892591403892265,0.16869651026101765,0.16506691076709107,0.16337896120567927,0.16175826254291162,0.1578740955448025,0.1563490908155322],"twin_dists":[0.16095815498247698,0.20188768127045445,0.2056276406898337,0.2105540039044609,0.2147139677448722,0.21662886871398648,0.2218301741221985,0.22500029007575092,0.22546941877386212,0.22594998862018967,0.23099469932186234,0.2322262092632562,0.23529702658774718,0.2355842706149788,0.23638773394961338,0.2435695989306921,0.243790826068325,0.24445588166098894,0.24492930624607515,0.245022873382459,0.24651562391388604,0.2472179107671059,0.24789717805353811,0.24954546646055994,0.2502006976868029],"n_dims_used":45,"mean_confidence":0.9225597805447049},"coverage":{"mean_confidence":0.9225597805447049,"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}}