{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004324},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003618","494:4940008524","490:4900002027","490:4900003221","496:4960008251","490:4900002185","490:4900006891","490:4900002172","496:4960008252","496:4960008956","490:4900000407","490:4900000940","490:4900000922","496:4960007285","487:4870002892","496:4960008370","490:4900001730","494:4940008135","494:4940008525","490:4900006902","490:4900001854","490:4900004734","490:4900007150","494:4940008338","496:4960012051"],"twin_admin_codes":[490,494,490,490,496,490,490,490,496,496,490,490,490,496,487,496,490,494,494,490,490,490,490,494,496],"twin_sims":[0.6158037742946326,0.466369376823594,0.42587329685658004,0.4125799384619139,0.38288915330217116,0.38008358601811065,0.349551582380765,0.33575859552699644,0.3336571990898231,0.3205911034394299,0.30757440710214873,0.3050228934298844,0.2999310855791512,0.29641997010802384,0.2960903327245004,0.2958620982383649,0.2922865615349648,0.28401199314801207,0.27396608001258477,0.2738059936979068,0.26904148751226914,0.2680374467355489,0.2673314637860603,0.2666857623142979,0.2653888355220239],"twin_dists":[0.1278887093411603,0.16041232199689107,0.16969516033458898,0.17281852018414093,0.1799602822187718,0.18064827721170484,0.18830494157832317,0.19187722358595632,0.19242834143047594,0.19589867368400538,0.1994356489313786,0.2001389400849934,0.2015526972464348,0.20253575578894506,0.20262839978158662,0.20269258027910309,0.20370187821547645,0.2060661493521464,0.2089931094046718,0.20904027779397652,0.2104519536311972,0.21075140726959074,0.21096238236783132,0.2111556461631019,0.2115447082109902],"n_dims_used":45,"mean_confidence":0.9174524943033854},"coverage":{"mean_confidence":0.9174524943033854,"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}}