{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005781},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005158","493:4930004467","493:4930005503","493:4930004177","493:4930004473","496:4960000199","493:4930005033","496:4960000252","493:4930004763","493:4930006021","496:4960000375","493:4930005031","493:4930005034","493:4930002472","493:4930005513","496:4960000039","493:4930004617","496:4960000763","493:4930005780","496:4960000311","496:4960000627","493:4930005159","493:4930004324","496:4960000923","493:4930002957"],"twin_admin_codes":[493,493,493,493,493,496,493,496,493,493,496,493,493,493,493,496,493,496,493,496,496,493,493,496,493],"twin_sims":[0.9586757023505575,0.790220335958997,0.7776118745958321,0.6984631161576258,0.6614657403319849,0.6610721455682905,0.6515176310255224,0.6272692916827697,0.6157917039719373,0.615241752376605,0.6151586328867089,0.5952475085285693,0.5871627688306408,0.5759626978447309,0.5739717196328502,0.5727885023916207,0.5654206873874194,0.5621783969655852,0.5597709553779244,0.5586634032466845,0.55676450250595,0.5539675035017183,0.5525031327295249,0.5446594733250419,0.5437558969253657],"twin_dists":[0.03773180141814575,0.0891214338869204,0.09211530646913463,0.11002951020260478,0.1180782794898379,0.11816327433677938,0.1202234906542793,0.12543204268219715,0.12789129452771897,0.12800907991146807,0.12802688167904733,0.1322907901782439,0.13402307190674273,0.13642539158781158,0.13685285258415972,0.13710695737353779,0.1386905375535236,0.1393881887024806,0.13990654467887595,0.14014511880720365,0.1405543109926286,0.14115740736232907,0.14147334377565088,0.1431679349117963,0.1433634164952512],"n_dims_used":45,"mean_confidence":0.9306988186306424},"coverage":{"mean_confidence":0.9306988186306424,"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}}