{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012883},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012986","490:4900012396","490:4900012470","490:4900013205","490:4900012948","490:4900013177","490:4900012466","487:4870002168","490:4900012560","487:4870001737","490:4900012468","487:4870002081","487:4870001551","490:4900012757","490:4900012070","490:4900012748","487:4870001172","490:4900013239","490:4900012998","487:4870002861","487:4870000996","487:4870000992","487:4870002094","490:4900012625","487:4870003525"],"twin_admin_codes":[490,490,490,490,490,490,490,487,490,487,490,487,487,490,490,490,487,490,490,487,487,487,487,490,487],"twin_sims":[0.4374680556169278,0.3719363913200668,0.3400114261741128,0.3041125818130376,0.24960591221320744,0.18239802770380614,0.1773015626751715,0.1675681076202514,0.13102615821281496,0.10450713266078705,0.10155287611768397,0.09478281343136509,0.09129979419714042,0.08881399149630594,0.08214030646856017,0.07957220693595594,0.07721923256617202,0.07629953200283023,0.07254155233052002,0.07221575487743818,0.07044318148508502,0.07030356328019664,0.0683014044568569,0.06352507387858,0.06289657314315249],"twin_dists":[0.16700380407607787,0.182660276256008,0.19076754602800258,0.2003906785396036,0.21637822014414065,0.23958685689214798,0.2415737558582525,0.2454844531203063,0.2618418019949911,0.2760252977712176,0.2777720891184583,0.28193039187022706,0.2841615048389027,0.28579535781635335,0.29036905801287444,0.2922083842111896,0.29393593402488394,0.2946226989881205,0.2975002280402712,0.2977553290323437,0.299159832026707,0.29927167200346527,0.3008956691550712,0.3049324958001294,0.305481999687984],"n_dims_used":45,"mean_confidence":0.9122624715169271},"coverage":{"mean_confidence":0.9122624715169271,"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}}