{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001369","490:4900001370","490:4900001366","490:4900001638","490:4900001235","490:4900001502","490:4900001496","490:4900001777","490:4900004074","491:4910001341","490:4900002397","490:4900001637","490:4900003796","490:4900001780","490:4900003797","490:4900001122","490:4900004211","490:4900003941","490:4900001501","490:4900001243","490:4900003249","490:4900004489","490:4900001640","490:4900002247","490:4900004073"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7228193583459469,0.6714710712635605,0.6463613357394912,0.6093938606630281,0.5509808117738764,0.4822666912451333,0.4119058266939296,0.33301269676269996,0.3207498875466038,0.27432951714495263,0.27349476939502315,0.2725284554785313,0.2696876213435738,0.26820713263191026,0.2137825115250069,0.20146621620712069,0.1917271962475162,0.17660536529354046,0.14447827362668156,0.13645706925078482,0.1340079417567953,0.1167084898312765,0.10429483997851068,0.09366561347766075,0.08342946228929059],"twin_dists":[0.10464304880590686,0.11591388499161576,0.12133316245739471,0.12926139459981176,0.14180192255331275,0.1568481678071659,0.17297804779039433,0.19259774841238303,0.19585603424315043,0.2088860877813553,0.20913202649275586,0.2094173047042986,0.21025961103199156,0.21070074994506408,0.2281356244030028,0.23248139588976277,0.23604892758404808,0.24184830816488295,0.255468506769187,0.25921237799761215,0.26038822336631606,0.26919293940220745,0.2761495292504501,0.28263888219780775,0.2894630363507488],"n_dims_used":44,"mean_confidence":0.9115538163618608},"coverage":{"mean_confidence":0.9115538163618608,"n_dims_used":44,"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}}