{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001506},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001444","480:4800001395","480:4800002057","480:4800001943","480:4800001498","480:4800002340","480:4800001440","480:4800001502","480:4800001508","480:4800001554","480:4800001666","480:4800001954","480:4800002356","480:4800001389","480:4800001610","480:4800001331","480:4800001667","480:4800001856","480:4800002172","480:4800002310","480:4800001322","466:4660004548","480:4800001393","480:4800001835","480:4800001320"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,466,480,480,480],"twin_sims":[0.5442144237235046,0.4888709821862979,0.33257456323020995,0.2771748321623779,0.27156831472123655,0.2697339947923252,0.25534377869019703,0.2381875027563083,0.23561784905011365,0.2251939194851841,0.22063664628558047,0.21726317613548998,0.2029584386134434,0.18837536424697693,0.1798869670848558,0.175680052882746,0.16955858083734351,0.16699209730960937,0.16694449010542833,0.16640220811892273,0.16403520909054445,0.15341396424399434,0.14975850481864872,0.14790201434489522,0.13994069774268697],"twin_dists":[0.14326421063316094,0.1553785999626035,0.19271301358356124,0.20805121134737908,0.20970137764819735,0.2102458174478857,0.21459922747095214,0.21999811135099093,0.22082818969248408,0.224257807702558,0.22579030279470466,0.22693840445283367,0.2319453668115998,0.23730586487277855,0.24056082928811523,0.242214409040842,0.24467173218620933,0.24572093668603517,0.24574050831194505,0.24596372832894836,0.24694425209129342,0.25147506544948706,0.253087440105911,0.2539174297512429,0.257566782869694],"n_dims_used":43,"mean_confidence":0.9215031113735465},"coverage":{"mean_confidence":0.9215031113735465,"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}}