{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012364","490:4900012510","490:4900012584","490:4900012439","490:4900012435","490:4900012363","490:4900012438","490:4900012581","490:4900012293","490:4900012507","490:4900012433","490:4900012296","490:4900012225","490:4900012366","490:4900012362","490:4900011624","497:4970000777","490:4900012509","490:4900012295","490:4900011755","490:4900012224","490:4900012436","490:4900012093","490:4900012292","490:4900012434"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,490],"twin_sims":[0.7713673150727213,0.7531314648469302,0.7171356439024898,0.5038913068189841,0.5023640525329912,0.4347936845600673,0.2945353762214546,0.21048403882022712,0.18406918479707887,0.13671556275486327,0.12928627528336556,0.11747040323817558,0.10359504333569503,0.10246757735317838,0.08875543967286068,0.08838098465070827,0.0846459806884501,0.08444237881163351,0.08249746684256436,0.08236287484499721,0.07947859193476549,0.07554766404080719,0.07320131398423053,0.07223602941194765,0.07179261772594762],"twin_dists":[0.09358006214869967,0.09779738241589105,0.10590789024549517,0.15205797877883,0.15239432913554357,0.1676219976122151,0.2030662396609977,0.22928239688947796,0.23894389832012522,0.2590891986981355,0.2627015237180289,0.26878489944167877,0.27656044285758086,0.27722705481427606,0.2858342771310674,0.2860836598748813,0.2886182619103815,0.28875896910572046,0.29011691297726416,0.2902118283905922,0.29227632712536916,0.2951891111515296,0.29698645858527467,0.29773942681348164,0.2980880423896306],"n_dims_used":44,"mean_confidence":0.8886529749090021},"coverage":{"mean_confidence":0.8886529749090021,"n_dims_used":44,"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}}