{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004142","489:4890004137","489:4890004248","489:4890004720","489:4890004402","489:4890004191","489:4890004513","489:4890004510","489:4890004514","489:4890004498","489:4890004497","489:4890004773","489:4890004464","489:4890004197","489:4890004081","489:4890004362","489:4890004492","489:4890004500","489:4890004350","489:4890004032","489:4890004298","489:4890004685","489:4890004452","489:4890004544","489:4890004457"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9836795079304228,0.9664271745477344,0.9564127348983326,0.9455539718579095,0.9439194226057601,0.9436507830141876,0.943198336827296,0.94108927480243,0.9376952641410848,0.935191100807761,0.9344737837539732,0.9334608118281874,0.9319061713908987,0.9222076347339078,0.92114242347071,0.9195293460855324,0.9155386257102502,0.9121141485580206,0.911007766042552,0.9095778015296284,0.9083863609028786,0.9082825940304958,0.906187866113832,0.9050476319358601,0.9006152337929624],"twin_dists":[0.023560777198436043,0.033941415924156934,0.03877388757930236,0.04345822734472574,0.04412464400070499,0.044233318812623615,0.044415818840635314,0.045257959344863714,0.046585043024070315,0.04754342399249454,0.04781487820124204,0.04819596437179406,0.048775830876013226,0.052268593836401346,0.05264023484215385,0.05319888564023089,0.05456049467978397,0.0557069613137504,0.05607325748056803,0.0565438203796924,0.05693348038860047,0.05696731520769532,0.05764690537955695,0.05801413674992323,0.05942439946485329],"n_dims_used":45,"mean_confidence":0.9201571994357639},"coverage":{"mean_confidence":0.9201571994357639,"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}}