{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001610},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002201","490:4900001746","490:4900002048","490:4900002186","490:4900002196","490:4900001886","496:4960011728","470:4700004163","490:4900001480","493:4930005856","493:4930002568","490:4900003907","496:4960012253","470:4700006633","466:4660002073","496:4960011900","490:4900005130","466:4660004253","496:4960011130","496:4960003371","490:4900005405","466:4660003106","490:4900000826","466:4660003116","496:4960010214"],"twin_admin_codes":[490,490,490,490,490,490,496,470,490,493,493,490,496,470,466,496,490,466,496,496,490,466,490,466,496],"twin_sims":[0.4284555855747049,0.39746450846879594,0.3882810188016532,0.3716670533075274,0.35821676395950774,0.3389266609722794,0.31273791331611384,0.292655557385944,0.2914388472454452,0.2913401901089629,0.29042943389602577,0.27902111244876693,0.27761790132334835,0.2772504750721065,0.27550947998426356,0.27179755713317555,0.2678582251790165,0.26747420687056944,0.2631015822069864,0.26213542658583405,0.25694403523864623,0.25603535029718755,0.255538498944275,0.24541287491008987,0.24472061836554268],"twin_dists":[0.16909321060933571,0.17642383214979718,0.17864479341751097,0.18272715842555826,0.186098583552624,0.1910498765843953,0.1980225892384588,0.20359738148329137,0.20394224126929406,0.2039702417363818,0.20422899566376543,0.20751226973451056,0.20792167742742662,0.20802908775165146,0.20853922127640584,0.20963349647511328,0.21080493293433786,0.21091969732817345,0.21223375491855112,0.21252593905949665,0.21410761343888257,0.21438653151690576,0.21453930351382977,0.21769484568678799,0.2179136038994103],"n_dims_used":45,"mean_confidence":0.9164876302083333},"coverage":{"mean_confidence":0.9164876302083333,"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}}