{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001417","477:4770000938","500:5000002119","477:4770001754","500:5000001491","477:4770001755","500:5000001437","500:5000001330","477:4770001753","477:4770001063","500:5000001494","500:5000002362","477:4770001077","477:4770000837","500:5000001798","500:5000001624","477:4770000947","500:5000001623","500:5000001555","477:4770000948","477:4770001199","477:4770001134","500:5000001493","500:5000001383","477:4770001772"],"twin_admin_codes":[477,477,500,477,500,477,500,500,477,477,500,500,477,477,500,500,477,500,500,477,477,477,500,500,477],"twin_sims":[0.77809592840437,0.7208296926031219,0.7180746886298944,0.6918820189263113,0.661773970218061,0.6602763255100786,0.6434747335085838,0.6426596624102843,0.6406278693330946,0.6379176409589213,0.6376264898883556,0.6330045925817421,0.632712574659063,0.6291626221816393,0.6251125892181393,0.6187078805177757,0.616903028377732,0.6151832924218911,0.6141239601462177,0.6078510011901831,0.6075143655452002,0.6054502557873306,0.6044816071203667,0.6037901831513552,0.6026574577094895],"twin_dists":[0.09200128664180837,0.10508641951202775,0.10569927400987708,0.11147133082590957,0.11801171136304073,0.11833509567564732,0.12195380563808728,0.12212898370303235,0.12256553903787124,0.12314760157412694,0.12321011372267195,0.12420206272752186,0.12426471144811546,0.12502610410871365,0.12589434224994886,0.12726666539646847,0.12765326739250538,0.1280216003340157,0.12824847273075238,0.129591766320163,0.1296638493056641,0.1301058310136812,0.13031324610507988,0.13046130084855193,0.13070385502339465],"n_dims_used":44,"mean_confidence":0.9202450838955966},"coverage":{"mean_confidence":0.9202450838955966,"n_dims_used":44,"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}}