{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006063","490:4900004474","491:4910002516","490:4900004884","490:4900003236","490:4900007424","490:4900004883","490:4900004741","490:4900006920","491:4910002914","490:4900003369","490:4900005303","490:4900004747","490:4900003107","490:4900007538","490:4900007542","490:4900004743","490:4900003375","490:4900004056","491:4910001263","490:4900007667","491:4910001075","490:4900007531","490:4900006792","491:4910003061"],"twin_admin_codes":[490,490,491,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,491,490,491,490,490,491],"twin_sims":[0.2153341158575261,0.05782668047332828,0.05396596828341756,0.05158703609097079,0.03818126765829114,0.03769752590998102,0.035078037390814595,0.033943930359948936,0.031103070004363208,0.029826031844053708,0.02791428674401609,0.026691329083894908,0.0228370274136278,0.019972197710972008,0.019371942056731286,0.01881272277924188,0.01879502278411661,0.018006239208918074,0.017526918680535918,0.0165979879897826,0.015826542376072582,0.015073324533637742,0.0149762038729215,0.01449789587991693,0.014375555357194186],"twin_dists":[0.2276003186201034,0.3100876802032817,0.31382372162901245,0.3162375695156614,0.331900357644399,0.33254771736324035,0.3361808095352438,0.33782574686760974,0.3421619100887306,0.34422245936185136,0.34745329386906054,0.3496213729760278,0.3570661390023313,0.3633429567166464,0.36475681764089146,0.3661088724957107,0.36615223732019536,0.36812198712163596,0.36935616311260233,0.37183470788226,0.3739874202428177,0.37618022208296537,0.37646994976930087,0.3779214468754964,0.37829948293114624],"n_dims_used":45,"mean_confidence":0.9025404188368056},"coverage":{"mean_confidence":0.9025404188368056,"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}}