{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":472,"cluster_id":4720000021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004165","489:4890005301","479:4790002988","489:4890004448","496:4960002050","472:4720006408","472:4720005373","498:4980000978","479:4790001525","479:4790002413","479:4790001430","472:4720005879","496:4960002060","472:4720006340","479:4790001138","467:4670000803","472:4720000997","484:4840006498","488:4880000949","496:4960001882","489:4890004837","468:4680000750","472:4720002318","499:4990000585","469:4690001056"],"twin_admin_codes":[489,489,479,489,496,472,472,498,479,479,479,472,496,472,479,467,472,484,488,496,489,468,472,499,469],"twin_sims":[0.46332887244197185,0.4110009401904431,0.4091349084748227,0.382596800393952,0.3697403463446861,0.3557626388677358,0.31298611319772957,0.3086048978006944,0.2896091080301014,0.2851826436152061,0.27977267165288144,0.2793397051208306,0.27848715953269426,0.25300277907909985,0.2524487455588452,0.24575840736722632,0.24409246448100505,0.24390810909954905,0.24280497756547906,0.24021603923233154,0.2384315595488287,0.2365650703028456,0.23350258546077113,0.22420726499658136,0.22363544485038847],"twin_dists":[0.16109862687418414,0.1731923671421895,0.17363498437507915,0.18003186109479194,0.18320630158230497,0.18672062900826764,0.19795500338005917,0.19915256148699165,0.20446247150891805,0.2057291777325076,0.20729350627549345,0.20741949026170123,0.2076679103180975,0.21532193633829477,0.21549359788976966,0.21758580356930857,0.21811245074693808,0.21817087249918943,0.21852104944036657,0.2193469434577157,0.21991957770006532,0.22052152302153186,0.2215159395388813,0.22458782921987386,0.22477953726228542],"n_dims_used":45,"mean_confidence":0.9141095479329427},"coverage":{"mean_confidence":0.9141095479329427,"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}}