{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003901","492:4920003632","492:4920003811","492:4920003903","492:4920003953","492:4920003211","492:4920003785","492:4920002817","492:4920003952","492:4920002956","492:4920000718","492:4920003813","492:4920002867","492:4920002342","492:4920001077","492:4920002713","492:4920000508","492:4920000461","492:4920001123","492:4920003921","492:4920002830","492:4920001732","492:4920001130","492:4920003404","492:4920002999"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.6289289079256898,0.5967388387366265,0.5853570101399933,0.5818485817458293,0.48664855568218107,0.37285211912237476,0.30277126290067613,0.301990435083863,0.2978548923337785,0.29149124628339546,0.2872562669146761,0.2774949938985084,0.27705775034615443,0.27703183745701687,0.274869916034833,0.27298691660231694,0.26167426791249054,0.26107362463939526,0.26082263560705876,0.26041597594929305,0.2507595191405198,0.24889374728516742,0.2442037594376783,0.237860389671077,0.2359107968138936],"twin_dists":[0.1250762185541763,0.13197136034180354,0.13441016130847316,0.1351624740975575,0.155872443136507,0.18243306103213586,0.20076240606976167,0.20097924240890927,0.20213317813500373,0.20392737187865942,0.2051343205070339,0.2079575975008648,0.20808546201931963,0.20809304367199907,0.20872711675819985,0.20928187897183106,0.21266564021235274,0.21284782784430958,0.21292403597654364,0.21304760840820935,0.216018473587431,0.21660083636479477,0.21807719544345633,0.220103453484418,0.2207332607388869],"n_dims_used":45,"mean_confidence":0.928187984890408},"coverage":{"mean_confidence":0.928187984890408,"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}}