{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003280},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003019","490:4900002718","490:4900003818","490:4900000751","490:4900003673","494:4940007232","494:4940008057","494:4940006769","490:4900002711","494:4940006804","490:4900000997","490:4900013168","490:4900002419","490:4900003008","490:4900004509","490:4900002095","490:4900003960","490:4900012376","490:4900002725","494:4940008257","490:4900000463","490:4900010607","494:4940006981","490:4900002709","490:4900005352"],"twin_admin_codes":[490,490,490,490,490,494,494,494,490,494,490,490,490,490,490,490,490,490,490,494,490,490,494,490,490],"twin_sims":[0.16565058467480503,0.09591480047896818,0.055168792054264164,0.03977349804945378,0.028971279957835754,0.024318933769846306,0.017817281096953325,0.015546322829167085,0.011051258452526245,0.0063632421610417675,0.006053079876879833,0.005452164926921705,0.005328386267682196,0.005141176058657518,0.004781325242103196,0.004497799763600369,0.003242899026735914,0.0028312203117968754,0.002716855180745372,0.002590924934128607,0.002343031574856438,0.0017820346172574882,0.001745826217415338,0.001638857692218734,0.0016316734911310004],"twin_dists":[0.2462739889930572,0.28121920258067756,0.3126366674075594,0.32981750537470994,0.3456443154695998,0.3540836849423377,0.3686050485752665,0.374792260008182,0.38984898733775886,0.4130424133891012,0.41507805136262255,0.4193052688420894,0.4202280392216157,0.42166121682250085,0.42455401862523334,0.42697576199312853,0.43970858460323387,0.44488590285962626,0.44644646404377186,0.4482359875352043,0.4520046260837536,0.46210501597034226,0.4628536998330163,0.46515217334317904,0.46531145624744386],"n_dims_used":45,"mean_confidence":0.9238931443956163},"coverage":{"mean_confidence":0.9238931443956163,"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}}