{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010911},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010129","490:4900010480","490:4900010223","490:4900010990","490:4900008228","490:4900009936","490:4900010309","490:4900010989","490:4900011065","490:4900011069","490:4900008439","490:4900010396","490:4900010478","490:4900011290","490:4900008341","490:4900010930","490:4900008343","490:4900011149","490:4900010987","490:4900010134","490:4900011494","490:4900011004","490:4900008342","490:4900010218","490:4900010131"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3699996668491747,0.31962815310292614,0.25071837357474486,0.20239045143163775,0.19702898758642162,0.17968856856981644,0.17263157932975984,0.16889123927411642,0.1486680651796905,0.14843066464414892,0.13884619566101597,0.13187073662184762,0.1234705173250596,0.11178391232571157,0.1106659252304512,0.10483382572755795,0.09585601306011182,0.07826040576295207,0.07500100608465136,0.07263272302679905,0.06619237212023311,0.05986863508874252,0.05959135659642147,0.05816307209577796,0.053660890287720746],"twin_dists":[0.18314174038531342,0.19615751574735243,0.21603128642034036,0.2321490762474879,0.2340916510281501,0.24063819192667288,0.24343035567479113,0.2449434432126088,0.2535740219358732,0.25368030471823005,0.25808047326217054,0.26142757502080455,0.2656403424937053,0.2718808551684003,0.27250374351782375,0.27583450365154394,0.2812559736465151,0.2931663609668106,0.29560379113539487,0.2974290070456455,0.3026488029379106,0.3081942398666471,0.30844820187601546,0.30977200457051585,0.31412828145588284],"n_dims_used":45,"mean_confidence":0.8865512424045139},"coverage":{"mean_confidence":0.8865512424045139,"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}}