{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003539},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001660","489:4890004709","489:4890001498","468:4680001298","468:4680000369","489:4890003474","467:4670003440","484:4840005875","468:4680001373","470:4700007523","489:4890002427","472:4720007508","484:4840001295","467:4670002614","468:4680000484","467:4670003515","468:4680003676","468:4680001073","472:4720006860","467:4670003472","499:4990002060","469:4690002077","484:4840006257","468:4680003320","472:4720007247"],"twin_admin_codes":[489,489,489,468,468,489,467,484,468,470,489,472,484,467,468,467,468,468,472,467,499,469,484,468,472],"twin_sims":[0.418679191366446,0.3922967891509065,0.37889800394189355,0.36467971523340087,0.35608269229657163,0.34750155809852734,0.3382780689092176,0.3190593327895199,0.31755325546744706,0.3144961589647835,0.30387272738865273,0.30054594456276734,0.2988984311735302,0.2977981923293028,0.2897897621438371,0.2888680939961236,0.2814893746502165,0.2787860545422961,0.2776595979979975,0.2708453151650433,0.2681378359398455,0.266919106710388,0.26058590149823524,0.2571584904571834,0.2548737959827543],"twin_dists":[0.1713802303814049,0.17767063507044623,0.1809397475608683,0.18447077049959573,0.18663938024528143,0.18883108486306824,0.1912189170255647,0.19631062099816965,0.19671674415286872,0.19754446736251757,0.20045708080470806,0.20138124107952068,0.20184112077055696,0.20214906406766198,0.2044110210855073,0.20467371348187202,0.20679514395317516,0.20758076381477675,0.2079094936491091,0.20991569741362137,0.2107214350907634,0.21108577073643137,0.2129959580805812,0.21404187806195565,0.21474398117101837],"n_dims_used":45,"mean_confidence":0.9198235405815972},"coverage":{"mean_confidence":0.9198235405815972,"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}}