{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008975},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008636","490:4900009179","490:4900009691","490:4900008753","490:4900008864","490:4900008972","490:4900008974","490:4900009700","490:4900008412","490:4900009086","490:4900009599","490:4900009592","490:4900009894","490:4900010197","490:4900010293","490:4900009407","490:4900008191","490:4900007861","490:4900009198","490:4900010284","490:4900007957","490:4900008634","466:4660004023","490:4900008187","490:4900008860"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.5142753254168212,0.4808548910745779,0.471088299562408,0.4357977774768277,0.3886089550458668,0.3135420979465315,0.31076927022553313,0.3031124217629806,0.2948978321459538,0.2767847619254635,0.2565835693215334,0.23912662199890755,0.22954256905755294,0.21420028061431645,0.21122944991498105,0.21092577963743936,0.20441443978914975,0.20302452130427057,0.19624310516930826,0.19269133873511557,0.19078763909010082,0.1883465763830151,0.1780027257273558,0.17647420240064043,0.16847653405586713],"twin_dists":[0.14977817176395172,0.1571631273993795,0.1593501985643698,0.16738971998635407,0.17856506481071102,0.19780371709733455,0.19855974629599685,0.20066776816533383,0.2029640587197738,0.20816535535551559,0.21421818258042039,0.21969620388961575,0.22281457057381365,0.22799123604770746,0.2290221819061626,0.2291281145714506,0.23142495045644398,0.23192169158913903,0.23437945043788957,0.2356902175039555,0.23639970278703093,0.23731672782336793,0.24129801888723673,0.24190011970923916,0.24511268125244595],"n_dims_used":45,"mean_confidence":0.9165528191460504},"coverage":{"mean_confidence":0.9165528191460504,"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}}