{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002207},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000836","496:4960003640","487:4870005005","487:4870005259","478:4780009481","488:4880003313","490:4900001347","494:4940000664","490:4900000287","478:4780002674","490:4900000603","466:4660000248","466:4660011072","487:4870004973","496:4960004707","493:4930006470","466:4660014256","496:4960010388","490:4900000221","490:4900000906","466:4660011871","494:4940008913","496:4960008389","490:4900000021","494:4940000822"],"twin_admin_codes":[490,496,487,487,478,488,490,494,490,478,490,466,466,487,496,493,466,496,490,490,466,494,496,490,494],"twin_sims":[0.12517105219746344,0.109720850295778,0.08818267345947793,0.08818055062095106,0.07972065331381901,0.07907723094761532,0.07806468029699519,0.07628633854861516,0.07572878259539352,0.07521215284053913,0.07139084650538657,0.0699358841911065,0.06966077962468972,0.06932096929822078,0.06783534018653825,0.06566128281225529,0.06262829685477829,0.06094920976461562,0.05806459005716112,0.05769750112893519,0.05753964137876867,0.05710247550008785,0.05661027537919704,0.05476240956197241,0.053498097769822325],"twin_dists":[0.26477035304373214,0.2730340979210256,0.28621607275388655,0.2862174914570092,0.29210077773545345,0.29256835279455484,0.2933103985291524,0.29463259928876173,0.2950522532494851,0.2954433327953094,0.2984054293551812,0.2995670631900007,0.29978890641518835,0.3000639127162929,0.3012792502246776,0.30309743952567963,0.305717926641933,0.3072136669520306,0.3098642656399022,0.31020930674784264,0.31035824210947255,0.3107724600000054,0.3112419674499449,0.3130353038297239,0.3142913852584862],"n_dims_used":45,"mean_confidence":0.9155776977539063},"coverage":{"mean_confidence":0.9155776977539063,"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}}