{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001132","487:4870001332","665:6650001734","487:4870000362","487:4870000948","665:6650002411","665:6650004224","665:6650003698","665:6650002803","487:4870000361","487:4870000774","487:4870004042","487:4870000034","665:6650002489","487:4870004043","487:4870004051","497:4970003520","487:4870011009","487:4870003756","665:6650002818","487:4870000544","497:4970003500","665:6650003859","665:6650002891","665:6650003721"],"twin_admin_codes":[487,487,665,487,487,665,665,665,665,487,487,487,487,665,487,487,497,487,487,665,487,497,665,665,665],"twin_sims":[0.5168853593294434,0.3053987611896035,0.2918583356628188,0.2732449644408843,0.26833051913047384,0.23641832731665197,0.22284054490176058,0.2168533459557114,0.21357630290809768,0.21196883987846993,0.20425752569668024,0.19552084637860026,0.19274852302441556,0.19143963945242237,0.18743012627376957,0.1828332305595667,0.18068616605520177,0.17817423377887442,0.17162933872106406,0.17152655043514375,0.1698604391619041,0.1693713678287833,0.16924948371676884,0.16174684863294644,0.15876455567117562],"twin_dists":[0.14920698414097305,0.20003512416807237,0.20382324663248175,0.20920571522352469,0.21066392712877854,0.220568979056265,0.22504657819553947,0.22707869655500715,0.22820696403411142,0.22876468355964652,0.23148091360305076,0.2346446552355983,0.23566898135314684,0.23615615672540885,0.23766315527921772,0.23941901867965187,0.24024980386950281,0.24123068971880915,0.24383347072443173,0.24387490880652618,0.244549081536126,0.24474787912287607,0.24479748671626844,0.2479019793132122,0.2491650048065476],"n_dims_used":43,"mean_confidence":0.8903358814328216},"coverage":{"mean_confidence":0.8903358814328216,"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}}