{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000896},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920006860","491:4910000486","492:4920006900","492:4920006631","491:4910000437","491:4910000835","491:4910000833","491:4910000707","491:4910000647","491:4910000761","492:4920006930","491:4910000306","492:4920003607","492:4920006698","492:4920006766","491:4910000305","491:4910000644","492:4920006592","492:4920006800","492:4920004791","491:4910000309","491:4910000643","492:4920006927","491:4910000433","491:4910000766"],"twin_admin_codes":[492,491,492,492,491,491,491,491,491,491,492,491,492,492,492,491,491,492,492,492,491,491,492,491,491],"twin_sims":[0.38698695291042523,0.31830000787694585,0.29203287873544737,0.2916718827138987,0.24757265168342849,0.2036709008274166,0.1990616906944319,0.1749500719777297,0.16243020499003208,0.1594639250135207,0.15758410603230252,0.13946747942437243,0.12484835431529802,0.11864722604389538,0.11172780983210782,0.11026912314273217,0.10493762725119712,0.09935339303004144,0.09871851394543113,0.09682663046909674,0.09581160757068531,0.09426589354212872,0.09024638750012981,0.0901299823426373,0.08789292191066486],"twin_dists":[0.1789597202339062,0.19651524242525548,0.20377376461686525,0.20387612445493142,0.21701488187350812,0.23169039373337535,0.2333509165377423,0.24250419737191792,0.24761495757403998,0.2488672776612008,0.24966970619039375,0.2577885125300565,0.2649347509046697,0.26815862407017943,0.27191199785371273,0.2727259915630636,0.2757739787453464,0.27909856037850417,0.2794857187009022,0.28065111718423524,0.28128376069361266,0.282257381987186,0.28484952446822703,0.2849259426285776,0.28640996640255634],"n_dims_used":45,"mean_confidence":0.8980143229166667},"coverage":{"mean_confidence":0.8980143229166667,"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}}