{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000487},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001316","665:6650003647","487:4870001130","487:4870003759","487:4870004188","487:4870002485","487:4870000865","487:4870004207","665:6650003471","487:4870009965","665:6650003554","487:4870000098","665:6650003718","487:4870004492","665:6650003768","487:4870009970","487:4870001421","497:4970003337","487:4870004187","487:4870002491","487:4870000861","487:4870004055","665:6650002406","487:4870003478","491:4910002636"],"twin_admin_codes":[487,665,487,487,487,487,487,487,665,487,665,487,665,487,665,487,487,497,487,487,487,487,665,487,491],"twin_sims":[0.20873068698461275,0.13852816323024536,0.1301508229977919,0.07617315066869812,0.07045847657566597,0.06483409081932902,0.05909107880261748,0.048918545058903244,0.04216655520456323,0.03718495202474536,0.034683543381732185,0.03362991996534165,0.030265248232011686,0.028881162763375372,0.023962963075103844,0.02251320737113619,0.0197126087440041,0.019446994020228082,0.015165513965753606,0.014756492882181234,0.012114059936711188,0.009910399230043231,0.009843535100157409,0.009044190565200018,0.008354887176776847],"twin_dists":[0.22989695140104094,0.2582303042974697,0.2622732437613504,0.2947175916313873,0.2991475909605838,0.30380214535948924,0.3089088810686623,0.31905796189775043,0.3268158203914924,0.3332413891805205,0.33674778912646147,0.33828946647620806,0.34350538219860693,0.34579631389930754,0.35478543009328734,0.3577401250413356,0.3639497860802149,0.364577963199121,0.3759067222826286,0.3771315434058584,0.3858557039137592,0.3945351213321917,0.3948244384040382,0.3984261679440327,0.4017683006479107],"n_dims_used":43,"mean_confidence":0.8899304589559865},"coverage":{"mean_confidence":0.8899304589559865,"n_dims_used":43,"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}}