{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000935},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001598","489:4890001502","489:4890001601","489:4890001505","489:4890001519","489:4890000994","489:4890001053","489:4890001054","472:4720002034","472:4720002287","489:4890001302","489:4890001512","472:4720002223","489:4890001531","489:4890001518","489:4890001596","489:4890001588","466:4660006444","489:4890001595","489:4890001513","489:4890001511","489:4890000814","489:4890001530","470:4700006442","488:4880005467"],"twin_admin_codes":[489,489,489,489,489,489,489,489,472,472,489,489,472,489,489,489,489,466,489,489,489,489,489,470,488],"twin_sims":[0.7917476052441084,0.7275971460562093,0.6974452159165362,0.6547032810792793,0.6198413400597824,0.5842516397051477,0.564019646118874,0.5314730166675545,0.5201319515478574,0.5136171438428622,0.5103152652846058,0.49465467423040754,0.48611126415284733,0.484265530901665,0.470378971672031,0.45793807777934237,0.457580488387062,0.45518352761053477,0.4387610712395233,0.4364948663021335,0.41985423933807886,0.40628889451659783,0.3996231853366661,0.39798808402732716,0.3968156414550246],"twin_dists":[0.08875524366025996,0.10357565758511585,0.11025285526041637,0.11953719379880869,0.12702385326026291,0.13464715145283765,0.1389919402029331,0.1460268504939019,0.14849746270974296,0.14992232298274694,0.1506461845533743,0.15409654577717158,0.15599193719819068,0.15640273973411073,0.15950962112446931,0.1623193461091077,0.16240050130729158,0.16294508693650375,0.16670545422200292,0.16722858717329175,0.17110417107847958,0.17431176871320395,0.17590522103272133,0.17629792785161102,0.17657997078669682],"n_dims_used":45,"mean_confidence":0.9146519978841146},"coverage":{"mean_confidence":0.9146519978841146,"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}}