{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001900},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001730","489:4890001813","489:4890002469","489:4890001811","489:4890002233","489:4890001983","489:4890002321","489:4890001899","489:4890001657","489:4890001645","489:4890002316","489:4890001984","489:4890001895","489:4890001812","489:4890003493","489:4890003301","489:4890002234","489:4890002071","489:4890002074","489:4890001896","489:4890001727","489:4890001807","489:4890002991","489:4890001910","489:4890002073"],"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":[0.9611780117554125,0.94126069903603,0.9366493470891323,0.9283986356981503,0.9056412776198877,0.8913165222597695,0.889174332566094,0.8767049623547685,0.8664715104355021,0.850057252756616,0.84928118994273,0.8444473163825735,0.8405315568565299,0.8363773737161224,0.8329832201750103,0.82403780030415,0.8048515494018971,0.8020049298794919,0.7953511386133226,0.7891723036207706,0.7772397353848621,0.7730425371616648,0.7670483504345345,0.7579497934368694,0.7508910093852642],"twin_dists":[0.03654791354809272,0.04519002637059765,0.046987396334491664,0.050062891682242705,0.05782317662242203,0.06230069023571509,0.0629488022861795,0.0666256778440562,0.06953467175818676,0.07402881675741456,0.07423663551254683,0.07552241729302964,0.07655344357255102,0.07763743550191665,0.07851592841967509,0.08080215641038259,0.08557879840808062,0.0862743079400569,0.08788801030402299,0.08937225809426344,0.09220291691711198,0.09318821691887143,0.09458669679689377,0.09669120796999144,0.09830988528975514],"n_dims_used":45,"mean_confidence":0.9139446682400174},"coverage":{"mean_confidence":0.9139446682400174,"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}}