{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001803},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001254","490:4900002268","490:4900002109","490:4900001662","490:4900002855","490:4900001661","490:4900010372","490:4900002117","490:4900002118","490:4900010375","490:4900001530","490:4900002259","490:4900002563","490:4900002103","490:4900002262","490:4900002706","490:4900003963","490:4900002260","490:4900003964","490:4900003823","490:4900001804","490:4900002110","494:4940008964","490:4900003821","490:4900002104"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.45713094117399244,0.3722740371935854,0.34352706105661523,0.3170199835165021,0.30127632337419985,0.26757199175112567,0.2652161001885211,0.25282333596430806,0.2184748091114712,0.18468423428818925,0.1804756653201159,0.17433855954059135,0.17009989706306922,0.1665296549313662,0.1613975693045675,0.15736782806282829,0.15632205546528694,0.15463300051659706,0.1509465943369308,0.12207380288487418,0.12030521503686925,0.11809064931962912,0.11677955000625147,0.11472856139433109,0.11314615272139868],"twin_dists":[0.16250255885310308,0.18257646565627975,0.18985583576931145,0.19686080450015386,0.2011778376908546,0.21089046448362808,0.21159661595515347,0.21537750871119363,0.22652467872370347,0.23870830101838184,0.24033163009417868,0.24274762047810428,0.24445189660099864,0.24591122019102235,0.24804902263522624,0.24976247441246957,0.25021235566528355,0.25094363816712395,0.25256024631003543,0.2663617435318015,0.267284301600346,0.26845422426201515,0.2691547971407447,0.27026292754280123,0.2711283455576768],"n_dims_used":45,"mean_confidence":0.9192591349283854},"coverage":{"mean_confidence":0.9192591349283854,"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}}