{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008919},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008813","490:4900008802","490:4900008697","490:4900007913","490:4900007795","490:4900007912","490:4900008690","490:4900008806","490:4900008471","490:4900009036","490:4900008569","490:4900007764","490:4900008352","490:4900007796","490:4900008025","490:4900009028","490:4900007797","490:4900008353","490:4900009455","490:4900009758","490:4900007928","490:4900008465","490:4900008458","490:4900008121","490:4900008132"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2010280581698466,0.1889904224531058,0.07840728805707307,0.07510686190260622,0.07365659829824264,0.05403314864440145,0.04135157074171866,0.0350660002260628,0.03350244019752672,0.0297528314391173,0.028773024763702075,0.02660861530036262,0.020748574889668695,0.020685167946324877,0.020230879494987117,0.017745947434094786,0.01650498443866128,0.015938482002184045,0.015237327547163188,0.014397326592351925,0.013718343824375853,0.01363633085800547,0.011086250700102935,0.010971500657159669,0.010721196498177687],"twin_dists":[0.23263930720834147,0.23707405311146373,0.29305845794526114,0.2955233018324041,0.29663409949522834,0.31375684715489705,0.32782156856273775,0.33619802929526443,0.33847877823092865,0.3443428475935616,0.34597924622408666,0.3497710786368297,0.3615682268142509,0.3617109796336209,0.36274505339890334,0.36878857653286534,0.3720895156510494,0.37366940946760535,0.37569468446905274,0.37823200209358604,0.3803802410783831,0.38064604433259946,0.3897121826651198,0.390162251082204,0.39115869303701756],"n_dims_used":45,"mean_confidence":0.9006598578559027},"coverage":{"mean_confidence":0.9006598578559027,"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}}