{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008326},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007785","491:4910005106","490:4900008775","490:4900008552","490:4900008662","490:4900012089","490:4900010217","490:4900009003","490:4900008555","490:4900008103","490:4900008216","490:4900008219","490:4900009016","490:4900010995","491:4910005607","490:4900011885","490:4900011627","490:4900010215","491:4910005606","490:4900010227","490:4900009524","490:4900008900","490:4900008218","491:4910005796","490:4900009935"],"twin_admin_codes":[490,491,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,491,490,490,490,490,491,490],"twin_sims":[0.08061499316094504,0.05763688936499362,0.052202872658263046,0.04578769779570461,0.03371316541910616,0.032335680794287065,0.024446949474766576,0.024353343375560454,0.023166436322208054,0.021618837398364704,0.01860448351998448,0.017325655501293957,0.016795590137442324,0.016183245804964896,0.01615696824647296,0.014173975642375958,0.012897093594891901,0.010882815492104188,0.010445347902982521,0.0089106126959935,0.00860266351610816,0.007694655123495621,0.006906759020778986,0.006839253028811161,0.0066906802601582535],"twin_dists":[0.2914558639426302,0.3102664521117904,0.31560396983646904,0.32253563868823787,0.33816617413566885,0.3402406194838686,0.35383349296016986,0.3540163235295276,0.35638897594314733,0.3596463630146595,0.36662133173208067,0.3698832192611593,0.37129745915373413,0.37298084094006595,0.37305432457001614,0.37892860661256483,0.383107869386019,0.39051296534853813,0.39228109253650995,0.3990555999087627,0.4005394635706217,0.40520962132279453,0.40968164505255633,0.41008583554333494,0.4109882091376292],"n_dims_used":45,"mean_confidence":0.8841506958007812},"coverage":{"mean_confidence":0.8841506958007812,"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}}