{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008947},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008602","490:4900009465","490:4900010267","490:4900008378","490:4900009969","490:4900010086","490:4900010702","490:4900010359","490:4900009375","490:4900011112","490:4900009579","490:4900009367","490:4900009261","490:4900010444","490:4900009478","490:4900008721","490:4900011475","490:4900009264","490:4900010949","490:4900011864","490:4900011607","490:4900011035","490:4900011789","490:4900009369","490:4900011723"],"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":[0.5619702168619393,0.553234787786195,0.46141064161693474,0.45390852571910933,0.45374915752860234,0.416547573611596,0.41483401650652196,0.4093270375557133,0.3365866640251422,0.3201654941602569,0.3034086293098759,0.29765895478442794,0.29286841388783524,0.2904127570493378,0.2836114553117694,0.2808361461416092,0.2737617618962898,0.25846685263605507,0.2581974121921996,0.254891809683409,0.25129297286262553,0.24709609734185606,0.24005239827412955,0.23503948117985712,0.23376316344161127],"twin_dists":[0.13943300101991415,0.14131547374624875,0.1615324209314357,0.1632351906165334,0.16327147294847655,0.17188186523424767,0.17228591630761744,0.17358937100879787,0.1916605661205705,0.19601302404035023,0.20058565000459597,0.20218808250697093,0.20353713773050805,0.2042337382040135,0.20618163623086186,0.20698455967826146,0.20905331339132016,0.2136415833196641,0.21372391417481093,0.21473842987082606,0.2158524761139886,0.21716458693741997,0.21939933995040672,0.22101583523300383,0.22143099610889813],"n_dims_used":45,"mean_confidence":0.9233701070149739},"coverage":{"mean_confidence":0.9233701070149739,"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}}