{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000206},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000207","480:4800000191","480:4800000250","480:4800000004","480:4800000116","480:4800000016","480:4800000113","480:4800000265","480:4800000249","480:4800000252","480:4800000200","480:4800000261","480:4800000232","480:4800000192","480:4800000128","480:4800000076","480:4800000218","480:4800000264","480:4800000144","480:4800000208","480:4800000193","480:4800000257","480:4800000175","480:4800000174","480:4800000173"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5089166315744196,0.41762174158376264,0.416114512646477,0.4115441422656068,0.40054800329463963,0.3511074725354781,0.21956829326801441,0.21407845046184915,0.21262646080082803,0.20400262256557858,0.1972885098852136,0.18904669632103574,0.1812337651452755,0.1780140286490537,0.1620128106566619,0.14761180701053433,0.1455209152639629,0.14432499970464466,0.1357776268245883,0.13141238477248432,0.11982744866591538,0.11833815832456755,0.10975853859722197,0.10964725608147836,0.10325419357052469],"twin_dists":[0.150953163465616,0.1716289438762103,0.17198391194635165,0.17306368683724557,0.17568342877857887,0.18790669838404422,0.2261526165473071,0.22803332302577872,0.22853617290482275,0.2315718872082664,0.23399678549229588,0.23705287021264365,0.2400372557110371,0.24129358026475475,0.24779016622607883,0.2540478678216485,0.2549932978487935,0.255538579164139,0.2595369867268402,0.261652126657455,0.26753529672288007,0.2683226397828955,0.2730128806022163,0.2730755453924823,0.2767613703486246],"n_dims_used":43,"mean_confidence":0.9079320153524709},"coverage":{"mean_confidence":0.9079320153524709,"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}}