{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001672},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001727","480:4800002399","480:4800001504","480:4800002202","480:4800001953","480:4800001958","480:4800001971","480:4800002544","480:4800001675","480:4800002294","480:4800002533","480:4800002306","480:4800002016","480:4800002484","480:4800002532","480:4800001273","480:4800001801","480:4800002213","496:4960009970","480:4800002169","480:4800001843","480:4800002485","480:4800001505","496:4960009707","480:4800002011"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,496,480,480,480,480,496,480],"twin_sims":[0.6336514634932199,0.5759090831113041,0.46367894669307275,0.4515102572379656,0.33093791444945914,0.33026109818446825,0.31248708062415614,0.27115502167480376,0.22896442346009505,0.22413352023341127,0.21099014604013355,0.20769668028324392,0.20722332309192548,0.20662252177872784,0.2045876499251775,0.19711172764886647,0.1951958032091443,0.1903965885252685,0.18981692294654165,0.1886963845767261,0.18330604594559669,0.1829877901757307,0.17681707277886063,0.17075649485337746,0.16607250940466725],"twin_dists":[0.12406327516424119,0.1364369007622547,0.16101952818758125,0.16378168642160243,0.19314432226511694,0.19332302599559767,0.19809092308334578,0.2098238475277495,0.22300539750091017,0.22461253454225197,0.22910565228726493,0.23026102208907331,0.2304281021092079,0.23064054131801937,0.23136320951520867,0.2340613969183523,0.23476422891820573,0.23654605338399112,0.23676337995404423,0.2371848082232617,0.23923699424634784,0.23935947982932212,0.24176473789154648,0.24418591651422608,0.2460996990393062],"n_dims_used":43,"mean_confidence":0.9212570190429688},"coverage":{"mean_confidence":0.9212570190429688,"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}}