{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011888},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011035","496:4960011357","496:4960010563","488:4880002270","496:4960010966","496:4960009468","496:4960009469","496:4960009557","496:4960011535","496:4960010325","496:4960010960","496:4960011034","496:4960009159","496:4960012173","496:4960010956","488:4880002122","488:4880002197","496:4960010813","496:4960010661","470:4700000173","496:4960012038","496:4960008756","496:4960008663","496:4960012046","496:4960011971"],"twin_admin_codes":[496,496,496,488,496,496,496,496,496,496,496,496,496,496,496,488,488,496,496,470,496,496,496,496,496],"twin_sims":[0.7564577927118601,0.7104175982298815,0.673037381009632,0.652982591843682,0.6478825055739923,0.6447367721264692,0.6369173569509731,0.6368009823437225,0.6253061460330651,0.625128846099539,0.6213913025777521,0.6204418543313128,0.6181668609551421,0.6132356243171819,0.6062689308673891,0.6034983468845236,0.5978159103103863,0.5954566731552511,0.594970280638004,0.5939139122554533,0.5924040627380298,0.5909232068128836,0.5895626761952872,0.5867286979398294,0.5807211063107782],"twin_dists":[0.09703432889866435,0.10739643489263404,0.11557434331996992,0.1199079606436502,0.12100593782394214,0.12168250471010278,0.12336235626222766,0.12338733876168234,0.12585285677804664,0.12589085790748258,0.12669178399444375,0.12689520174718033,0.12738255716887253,0.12843871583618363,0.12993053047310874,0.13052379223736582,0.1317406769372781,0.1322459872922411,0.13235017303769653,0.13257645921217015,0.13289991475264726,0.13321719500828544,0.13350872965061308,0.13411611414162256,0.13540431036573478],"n_dims_used":45,"mean_confidence":0.9200549655490451},"coverage":{"mean_confidence":0.9200549655490451,"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}}