{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003802},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003933","490:4900003250","490:4900003393","490:4900002837","490:4900003664","490:4900001505","490:4900003383","490:4900004492","490:4900004353","490:4900003531","490:4900004362","490:4900004083","490:4900003795","490:4900003382","490:4900003665","490:4900003387","490:4900002989","490:4900004089","490:4900003512","490:4900003804","490:4900003516","490:4900003798","490:4900003120","490:4900003656","490:4900003659"],"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":[0.3172399109038834,0.19539693094783667,0.1771086559164171,0.1726626365673465,0.15819254919354792,0.10632411938344642,0.10501979612960274,0.09938479836261778,0.09723457038721893,0.0905208236267461,0.062205243837571554,0.05794971096653088,0.056137057464245015,0.050441010382642364,0.04779741681753994,0.04521799053292143,0.044810907038146004,0.04413134096077622,0.04360391501750089,0.04319833754679053,0.042412372689296915,0.04211335679246396,0.040031818144230014,0.03947391968564101,0.03890368542102961],"twin_dists":[0.19680137582185106,0.23469022374661508,0.24164975363369362,0.24341789080932222,0.24940922343340094,0.27496997008219354,0.2757261004972204,0.27907945933823103,0.28039832439677004,0.28466966998211907,0.30609165545336464,0.3099720511219818,0.3116965575193933,0.31743358499388885,0.3202813179841585,0.32318974556453545,0.3236613825617313,0.3244567824593179,0.3250812296041854,0.3255657457522,0.32651567899173506,0.32688096912615794,0.32948625985485314,0.330203940886797,0.33094640665793557],"n_dims_used":45,"mean_confidence":0.9211485968695746},"coverage":{"mean_confidence":0.9211485968695746,"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}}