{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001068},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001067","489:4890000835","489:4890001009","489:4890001262","489:4890001138","489:4890001139","485:4850004034","489:4890000715","489:4890000947","489:4890001202","489:4890001130","489:4890000900","489:4890000946","485:4850004244","489:4890000649","489:4890000893","489:4890000607","489:4890000886","489:4890000664","485:4850004172","489:4890001010","489:4890000773","489:4890000354","485:4850003959","489:4890000779"],"twin_admin_codes":[489,489,489,489,489,489,485,489,489,489,489,489,489,485,489,489,489,489,489,485,489,489,489,485,489],"twin_sims":[0.947135619259392,0.9089426359991767,0.8800468673512931,0.7913344668844131,0.7903100911539022,0.7797001093683075,0.7547798979767918,0.7462935864298906,0.7424003790276954,0.7267911430040193,0.7263308447288848,0.6975428816447871,0.695734762595058,0.6902714913856456,0.6893298110790294,0.6876197833253597,0.6866839954120819,0.6773249829973256,0.6646723788563095,0.660595764043545,0.6550704595881632,0.6417458526307971,0.6399152924297491,0.6178403066910503,0.6178263543501321],"twin_dists":[0.04280462401838446,0.05675182033262948,0.06565540438184195,0.08885438009343037,0.08909993556108081,0.09162291316606738,0.09741956161254672,0.09935800774466357,0.10024200359134662,0.10375600022608249,0.10385894074829141,0.11023143120261059,0.110627874953957,0.1118234107476406,0.11202913978616325,0.11240248361109857,0.1126066584764262,0.1146438061560193,0.11738541896928503,0.11826613250232436,0.1194580531865729,0.12232534851156718,0.1227186039954595,0.12745250638947522,0.12745549500443382],"n_dims_used":45,"mean_confidence":0.9195044623480902},"coverage":{"mean_confidence":0.9195044623480902,"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}}