{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000554","493:4930002127","470:4700007690","481:4810000289","488:4880003295","481:4810001350","466:4660006561","499:4990001460","488:4880004604","493:4930005706","481:4810001050","488:4880004789","496:4960000431","488:4880003099","472:4720001756","470:4700000956","493:4930004331","466:4660005606","470:4700006314","493:4930003460","493:4930002630","472:4720002260","466:4660007853","493:4930005869","470:4700004986"],"twin_admin_codes":[496,493,470,481,488,481,466,499,488,493,481,488,496,488,472,470,493,466,470,493,493,472,466,493,470],"twin_sims":[0.356179673039114,0.29269046248400704,0.28243041216966774,0.28043219025540017,0.2695485785937119,0.2679546709513718,0.2610516570637031,0.2399546540817954,0.2371696625002056,0.23541358440797122,0.2322729564448129,0.23086323905455694,0.22491653983517607,0.22136620650622255,0.22017619706679234,0.2201247307730369,0.2176503455907478,0.21048996599723588,0.20744309756972856,0.19957550393290738,0.19903744586208222,0.19831318053388827,0.19752789076626867,0.19490745636586473,0.1943748999659659],"twin_dists":[0.1866147681521126,0.20358750068049497,0.20652273994387163,0.2071018278631172,0.2103009774989603,0.21077612602730342,0.21285449605128917,0.2194306479079321,0.2203262030621355,0.22089442680353855,0.22191761708984187,0.22237984750963224,0.22435048981577602,0.22554355900344883,0.22594631193712972,0.22596376328418805,0.22680603290061713,0.22928032531021494,0.23035049637471286,0.23316450645901718,0.2333597206979036,0.23362306933934499,0.23390935895761017,0.2348704188287346,0.23506683125977218],"n_dims_used":45,"mean_confidence":0.9312538994683159},"coverage":{"mean_confidence":0.9312538994683159,"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}}