{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002172},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001218","488:4880002094","488:4880002088","493:4930003119","488:4880001685","481:4810000490","488:4880002095","488:4880002233","481:4810002784","481:4810000493","481:4810002318","481:4810000738","481:4810002883","488:4880005561","481:4810002334","481:4810001462","481:4810002692","499:4990002118","496:4960012416","481:4810001887","481:4810002225","481:4810004231","470:4700005457","481:4810001463","488:4880003511"],"twin_admin_codes":[488,488,488,493,488,481,488,488,481,481,481,481,481,488,481,481,481,499,496,481,481,481,470,481,488],"twin_sims":[0.5033846437573115,0.48933988156340263,0.4743244249951798,0.4637971650848628,0.4020264387447561,0.37141185502937,0.36054593056771495,0.3295867943777551,0.302003141109671,0.29807709325924997,0.281268823036025,0.244712673376998,0.24130175932905684,0.23197699455026324,0.21943592213333227,0.21931421407843388,0.21598278584238303,0.2147781662168306,0.2121728170136705,0.20794395953054368,0.20412534569436247,0.20262803439542393,0.20223540366416481,0.1968903311963239,0.18879309544044617],"twin_dists":[0.15216953146054601,0.1552744931359065,0.1586238893518126,0.16099282165704554,0.17532934804866643,0.18279055153901008,0.1855102302102939,0.19350126628251935,0.2009757113276512,0.20207094006207732,0.2068590671765512,0.21791611688853316,0.21899989023815522,0.22201450623015542,0.22619759013197557,0.2262389569459086,0.22737729785276078,0.22779182180635807,0.22869375410282983,0.2301738436281125,0.23152807824156585,0.23206381906370302,0.23220475257245118,0.2341423708061783,0.23714836686117105],"n_dims_used":45,"mean_confidence":0.9236753675672743},"coverage":{"mean_confidence":0.9236753675672743,"n_dims_used":45,"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}}