{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003530},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003591","480:4800003588","480:4800003471","480:4800003407","480:4800003355","480:4800003046","494:4940003291","480:4800003527","480:4800003304","480:4800003178","480:4800003268","490:4900002657","480:4800002920","480:4800003547","494:4940003056","480:4800003138","494:4940005354","490:4900001318","494:4940002837","480:4800003012","480:4800003182","490:4900004042","480:4800003131","490:4900000559","480:4800003468"],"twin_admin_codes":[480,480,480,480,480,480,494,480,480,480,480,490,480,480,494,480,494,490,494,480,480,490,480,490,480],"twin_sims":[0.6918749325180094,0.5840279333589099,0.5655533228245953,0.5505792346137764,0.4993930631807715,0.38945157516362167,0.36136345473606574,0.3437435121028946,0.3095309123823606,0.2965062676666379,0.27798937545600666,0.27513430120230187,0.2680842469332351,0.24855824381477842,0.24750444988532702,0.23085248085614093,0.23021583721809435,0.22063620772241335,0.2177123643921466,0.2173487488698489,0.20731975340022835,0.20624902469718484,0.20209928752534295,0.19902891801026848,0.19841817257534178],"twin_dists":[0.11147288063369745,0.1346951175845601,0.13866200882105886,0.14188862346577089,0.15304944232425013,0.1783603502097352,0.1853041818434079,0.18979986649047287,0.1988986379301078,0.20251151203764306,0.20781317187322554,0.20864941143663163,0.21073743374671486,0.21670585302414958,0.21703629547581976,0.22238338213749975,0.22259274631195233,0.2257904512847029,0.22678484365394833,0.22690913386286063,0.23039404418001808,0.2307728200107608,0.23225365489520935,0.23336281763991318,0.23358485227243625],"n_dims_used":43,"mean_confidence":0.9222802450490553},"coverage":{"mean_confidence":0.9222802450490553,"n_dims_used":43,"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}}