{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000459","487:4870000240","487:4870002022","487:4870001844","487:4870000402","487:4870000592","487:4870000413","487:4870000347","487:4870000403","487:4870001269","487:4870001842","487:4870000732","487:4870000659","487:4870000400","487:4870000395","487:4870000523","487:4870000414","487:4870000292","487:4870001649","487:4870000396","487:4870000189","487:4870000191","487:4870000236","487:4870000184","487:4870000455"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.552964211696156,0.5524698820433551,0.4377349722230923,0.3900879051809063,0.3662150136495188,0.3554365537316704,0.30288787205661133,0.302417764013876,0.29260782817140596,0.2905868527663945,0.27430361709598694,0.2725356482774674,0.2661113745307527,0.2647721807283844,0.2587604901010356,0.255874806139671,0.25498248859082107,0.2415528748749025,0.23815499475734067,0.23752063713084207,0.2320427625715873,0.2300046480518353,0.22981705033801586,0.22589371791837576,0.2232167988858872],"twin_dists":[0.141373852448566,0.14148051909106127,0.16694218740305714,0.17820589169600126,0.18408623040466618,0.18680344779441718,0.20073005157088247,0.20086053255178654,0.20361089361972678,0.2041842370760676,0.20889371170958035,0.20941517892748773,0.21132780981128477,0.2117301124958384,0.21355192035775325,0.21443587513460635,0.21471048903892967,0.21891976478838732,0.22000857587105987,0.22021296599744225,0.2219929687094246,0.22266228149008016,0.222724084392288,0.2240243175060279,0.22492009936337715],"n_dims_used":43,"mean_confidence":0.9122582369072493},"coverage":{"mean_confidence":0.9122582369072493,"n_dims_used":43,"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}}