{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001935},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002265","489:4890001681","489:4890002839","489:4890001920","489:4890002185","489:4890003259","489:4890001840","489:4890002180","489:4890002837","489:4890002023","489:4890002272","489:4890002189","489:4890002021","489:4890003597","489:4890002751","489:4890002505","489:4890002835","489:4890002004","489:4890003182","489:4890003260","489:4890002104","489:4890003181","489:4890002090","489:4890001844","489:4890002433"],"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":[0.8234081674974726,0.821103101931716,0.8008992348510001,0.7985792870167085,0.7825134980810737,0.7823437168386208,0.7624462538041212,0.7556352350929344,0.7509069094652329,0.7491014718554602,0.7475939895188213,0.7454426084799912,0.7419428942953448,0.7326438918857363,0.7310454383623074,0.7242739846886791,0.7088010832067373,0.7036533238418959,0.6960876708226835,0.6785942842999586,0.6776787678866981,0.6770852288265807,0.675059668651118,0.6739511483186479,0.6724494293510014],"twin_dists":[0.08096156170895297,0.08154351411283028,0.08654361440081541,0.08710716259717047,0.09095742018118666,0.09099765096667836,0.09565381804069399,0.09722326612574374,0.09830625219827112,0.098718421910433,0.09906201410625681,0.09955150662360544,0.10034567182720719,0.1024438097720018,0.102802800283323,0.10431848777118444,0.1077536228681651,0.10888866029385465,0.11055052805145363,0.11436801470208456,0.11456695127060018,0.11469588297160363,0.11513564762073447,0.11537616298834348,0.11570182242552136],"n_dims_used":45,"mean_confidence":0.9177354600694444},"coverage":{"mean_confidence":0.9177354600694444,"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}}