{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000681},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000572","480:4800000345","480:4800000318","480:4800000612","480:4800000471","480:4800000544","480:4800000967","480:4800000434","480:4800000373","480:4800000640","480:4800000565","480:4800000641","480:4800000319","480:4800000403","480:4800000683","480:4800000651","480:4800000798","480:4800000691","480:4800000690","480:4800001089","480:4800000645","480:4800000429","480:4800000724","480:4800000312","480:4800000447"],"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":[0.710314580479088,0.6831570313616997,0.6509388642358459,0.6444736975734734,0.6109679941064659,0.6034738558545769,0.5930853952212771,0.5338188211929622,0.5133463294493736,0.5038667127169794,0.49630540523410055,0.462825939194256,0.45537897622481843,0.45457946245900366,0.4519789575777832,0.44972624440284953,0.4415323423207521,0.4340371905435654,0.42687387704275703,0.4226542772548482,0.41264174620230915,0.4080227964289987,0.40681021271975554,0.4032783559758255,0.38240448579910136],"twin_dists":[0.10741920901371521,0.11337537390359168,0.12034811523834349,0.12173906396118185,0.12892431797213716,0.13052903655588563,0.13275394831998114,0.14551725292943882,0.14998164859411484,0.152063392993235,0.15373143879765286,0.16121230043279258,0.16290064238887916,0.16308249395698154,0.163674799044034,0.16418890965055896,0.16606717150918798,0.1677971395729708,0.16946173992039987,0.17044765966949674,0.17280389915261304,0.17389919671135812,0.17418764204437628,0.17502997707870518,0.1800789611697695],"n_dims_used":43,"mean_confidence":0.9134471804596657},"coverage":{"mean_confidence":0.9134471804596657,"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}}