{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012823},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012543","490:4900012471","490:4900012406","490:4900012540","490:4900013173","490:4900012761","466:4660007132","490:4900013075","490:4900012395","487:4870000095","466:4660009336","466:4660011644","487:4870000387","487:4870004228","487:4870000600","490:4900011608","490:4900013206","490:4900012279","490:4900011046","487:4870000511","487:4870001085","487:4870002407","490:4900012347","487:4870000563","487:4870003648"],"twin_admin_codes":[490,490,490,490,490,490,466,490,490,487,466,466,487,487,487,490,490,490,490,487,487,487,490,487,487],"twin_sims":[0.3868284403408755,0.34029269483826097,0.2615821624642964,0.2434790972819306,0.14557835971772956,0.1406122744976518,0.13924194156796804,0.11268101301968171,0.08833013116787608,0.08667488512399384,0.08622878445153279,0.07893988483651247,0.07283662335113388,0.06380518121096546,0.06171831618929888,0.06121179407039181,0.05649771209695402,0.055867769674062394,0.05427293656302513,0.05324864233277475,0.052489157418501596,0.051780310143921704,0.04929761805442371,0.0491321086594054,0.04782955081491331],"twin_dists":[0.17899833042016136,0.1906944195402456,0.21269356067450973,0.21830693572352586,0.254967189575986,0.2572530687907232,0.2578943873896316,0.27138450212592613,0.2861175923644723,0.2872306411932938,0.2875335051874428,0.29266855754726623,0.29726998505170665,0.30468902832039196,0.3065244004920017,0.30697754251865733,0.31134981441210474,0.31195666046775905,0.31351871147699256,0.3145421180609845,0.31531153967023984,0.31603804698565274,0.31864961604857345,0.318827583183533,0.32024592196140955],"n_dims_used":45,"mean_confidence":0.9036874559190539},"coverage":{"mean_confidence":0.9036874559190539,"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}}