{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011507","490:4900010148","490:4900010152","490:4900010598","490:4900011508","490:4900010403","490:4900010041","490:4900008211","490:4900010567","490:4900010030","490:4900009829","490:4900007673","490:4900009549","490:4900011567","490:4900011171","490:4900010042","490:4900011306","490:4900010033","490:4900011311","490:4900009643","490:4900010400","491:4910005004","490:4900010739","497:4970001098","490:4900007649"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,497,490],"twin_sims":[0.04319831846542891,0.03963037037831994,0.03285508044202614,0.012917105024054453,0.012178404346272214,0.009868271692061052,0.0044347729346613796,0.0027959747089651814,0.0015111820386408917,0.0014052217116721265,0.0008874598570862878,0.0007252113896824093,0.0005005335186529836,0.0004971832784825545,0.00047047653453025914,0.00045355133112276485,0.00044188041865275804,0.0003781899197567898,0.00035796103954128486,0.000282489615894769,0.00016560542747745286,0.0001655865557371984,0.00016552220318652206,0.0001353520682940826,0.00010606784793994585],"twin_dists":[0.3255657686372253,0.33000182223539376,0.3394497198498152,0.3830396017511826,0.38562405865892857,0.3947172009973225,0.427532880171144,0.4453605993963569,0.46808405301092665,0.47069639778870015,0.48688721596177587,0.49383217151965225,0.5063385038367175,0.5065621755741311,0.5083973084773198,0.5096114060546972,0.5104735271415982,0.5155907243838355,0.5173860013409185,0.5250486374078399,0.541933183637237,0.5419367306492329,0.5419488288100914,0.5481759265395136,0.5556270271925102],"n_dims_used":45,"mean_confidence":0.8887296040852865},"coverage":{"mean_confidence":0.8887296040852865,"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}}