{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009887},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009482","490:4900009888","490:4900010277","490:4900010278","490:4900009170","490:4900009486","490:4900009788","490:4900009158","490:4900009379","490:4900009383","490:4900009485","490:4900009584","490:4900009491","490:4900010355","490:4900010093","490:4900009063","490:4900010869","490:4900009394","490:4900009889","490:4900010527","490:4900008084","490:4900010868","490:4900011549","490:4900009276","490:4900008607"],"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":[0.5846697382579849,0.44010184074396264,0.43224949046218314,0.4288363709097136,0.3892326896991795,0.3805569910299137,0.34751314729630345,0.338167588947016,0.33437645795776805,0.31373844333079814,0.287991110867874,0.28269804229051715,0.2807345368785209,0.27588105753238734,0.274580162006809,0.25901804690839175,0.25382358054263876,0.2461120360052439,0.24261085106135236,0.24212879376442803,0.239613815289963,0.2391893191785584,0.22829867228229914,0.22578448446291208,0.218767217706462],"twin_dists":[0.13455750801724134,0.16639645037204912,0.16821151201322712,0.1690045732409842,0.1784135084007062,0.1805320154081062,0.18882810588705576,0.19124772844960183,0.19223949496621087,0.1977503269954828,0.20492413506841328,0.2064453688001601,0.20701404715987715,0.20843017929867313,0.20881233085675713,0.21347332748656295,0.21506805848086435,0.21747430862041028,0.2185827791161758,0.21873620534725496,0.21953988516444264,0.21967607553927912,0.22322553504117557,0.22406073195798692,0.226425063442151],"n_dims_used":45,"mean_confidence":0.9220720926920573},"coverage":{"mean_confidence":0.9220720926920573,"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}}