{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000091},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000234","490:4900000249","490:4900000418","490:4900000236","490:4900000281","490:4900000279","490:4900000436","490:4900000165","490:4900000518","490:4900000031","490:4900000506","490:4900000182","490:4900000434","490:4900000267","490:4900000078","490:4900000620","490:4900000152","490:4900000227","490:4900000155","494:4940006049","490:4900004321","490:4900000707","490:4900000073","490:4900000575","490:4900000098"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.6807337672528337,0.6403964374983014,0.5739704519738501,0.5606439665509146,0.5403856567454709,0.5339827245223455,0.5144954937409423,0.4994273108823363,0.4974664101382948,0.45545350760289294,0.44387690077700864,0.4410411118165068,0.4318599516349076,0.4312550254180715,0.42769172288242857,0.42094848566750426,0.40828060660727383,0.40369638628316173,0.3954785445158576,0.3740566184224547,0.36829489852992076,0.35016088236984216,0.3461465663359821,0.34454675458417994,0.34433078636971404],"twin_dists":[0.11390281205032143,0.12261525398375402,0.1368531247952626,0.13971853830931105,0.14409306188562607,0.14548166411304397,0.14972996197072577,0.15304188443197053,0.15347485741114514,0.1628836959627549,0.1655283846301995,0.16618019810409332,0.16830189513614469,0.16844231914462995,0.16927111637874315,0.1708473892263903,0.17383791863787493,0.1749301066214501,0.17690209038053561,0.18213461286589058,0.18356657841677831,0.18814887581252954,0.18917974430692247,0.18959232997158149,0.18964810513782548],"n_dims_used":45,"mean_confidence":0.9150706821017796},"coverage":{"mean_confidence":0.9150706821017796,"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}}