{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002578","489:4890001749","489:4890001919","489:4890002186","489:4890002265","489:4890002745","489:4890002105","489:4890003464","489:4890001683","489:4890003463","489:4890002004","489:4890003326","489:4890002101","489:4890002666","489:4890002834","489:4890002185","489:4890002019","489:4890002090","489:4890001767","489:4890003524","489:4890002664","489:4890003600","489:4890002252","489:4890003325","489:4890001833"],"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":[0.9030672382238564,0.8853425672921926,0.8256341899605453,0.8055650178854796,0.7976768480991316,0.7965818921590213,0.7873669354369839,0.7852715212025974,0.779549683273638,0.7742925178328279,0.7568394338837848,0.7532517553325682,0.7493047897205809,0.747483187043815,0.7456663421591887,0.7312615602760623,0.7229516922111625,0.7224162197186295,0.7088791443243122,0.7085160932133738,0.7042603730091909,0.6957847609733872,0.6916750531221698,0.6907230486017629,0.690548284875611],"twin_dists":[0.058647576086553604,0.06409556012640855,0.0803971275076076,0.08540397808812732,0.0873258351735449,0.0875907550759765,0.08980346896227193,0.09030260689380815,0.09165842694761192,0.09289531732807856,0.09694661273802166,0.09776983331429938,0.09867204225908059,0.09908724897630035,0.09950064821217844,0.1027542898145201,0.10461353671204855,0.10473293574603566,0.10773638287720917,0.10781655632211212,0.10875499780998475,0.11061691771228586,0.11151659221317914,0.11172472430974288,0.11176292106421958],"n_dims_used":45,"mean_confidence":0.9146743774414062},"coverage":{"mean_confidence":0.9146743774414062,"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}}