{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001147},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001150","496:4960001611","496:4960003484","496:4960001162","496:4960001148","496:4960001754","496:4960003357","496:4960002388","496:4960002657","496:4960002367","496:4960003359","496:4960003616","496:4960001482","496:4960001264","496:4960002929","496:4960002351","496:4960002101","496:4960001609","496:4960003475","496:4960001994","496:4960003623","496:4960001509","496:4960003350","496:4960001266","496:4960001388"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.9080653438946537,0.8748526288818237,0.8504058196206473,0.8242903457452496,0.7260168787884501,0.7130116035048903,0.7123421021074738,0.709042084729355,0.7039211414243494,0.7001127412603386,0.6977759713289133,0.6962931889125397,0.6907548372443588,0.6846351820077238,0.6826519195599063,0.680908810422994,0.6795418224123128,0.6763394006812412,0.6763228763042023,0.6722125330219064,0.6665974255939559,0.6600537215609159,0.6516820131354847,0.6516351659454941,0.6511042687041492],"twin_dists":[0.05703810053010143,0.06715900806733953,0.07393534723168495,0.08073816486427585,0.10392913458794005,0.10682246996781375,0.10697070222539201,0.10770039431232802,0.10882969718887385,0.1096672810493029,0.1101802956938212,0.11050547778352379,0.11171777614755929,0.11305335980594548,0.11348536206136153,0.11386473196663423,0.11416203813005196,0.11485785053908851,0.11486143848541219,0.1157531778510063,0.11696911570002394,0.11838314931818193,0.12018809125455295,0.12019817986723862,0.12031250092890355],"n_dims_used":45,"mean_confidence":0.9320041232638889},"coverage":{"mean_confidence":0.9320041232638889,"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}}