{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001260},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001746","491:4910001254","491:4910001632","491:4910001126","491:4910001509","491:4910001191","491:4910001073","491:4910001322","491:4910001065","491:4910001627","491:4910001253","491:4910001257","491:4910001855","491:4910001323","490:4900003923","491:4910001259","491:4910001456","491:4910001501","491:4910001061","491:4910001117","491:4910001326","491:4910001186","491:4910001386","491:4910001270","491:4910001458"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5961202204756292,0.4985773557518449,0.48092501505211943,0.47639828611645,0.4757723193711509,0.44019258616219975,0.3996893194890066,0.3883965477412836,0.37460002973481976,0.3703333870869765,0.35456739666020476,0.3483555103205402,0.34791444082178025,0.33989756500771184,0.32732819728179935,0.3244421215943369,0.32270291946836455,0.3160015207179182,0.30623915764407794,0.28332393725062477,0.27870396032934514,0.2748279706148366,0.27315213444853226,0.2528925007436384,0.2491984404249709],"twin_dists":[0.1321038596695587,0.1532294982393966,0.15714747649298882,0.1581592970055025,0.15829945798458497,0.16637554982457783,0.17588935283029017,0.17861670213930472,0.18200012235584967,0.18305868949974732,0.18702438749823175,0.1886117183750513,0.18872498659155845,0.19079715779597273,0.19409975239506022,0.19486783908890593,0.19533253566973185,0.19713631725903444,0.1998032708737745,0.20626459684159767,0.20760469372138995,0.20873944912589873,0.20923310923569166,0.21535608585450053,0.21650554224479324],"n_dims_used":45,"mean_confidence":0.8970104641384549},"coverage":{"mean_confidence":0.8970104641384549,"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}}