{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000595},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000897","480:4800000358","480:4800000816","480:4800000418","480:4800000552","480:4800001225","480:4800001156","480:4800001224","480:4800000518","480:4800002340","480:4800000669","480:4800001666","480:4800003859","480:4800002172","480:4800003861","480:4800000856","480:4800000516","480:4800000557","480:4800001395","479:4790003672","469:4690008433","480:4800001506","480:4800002220","480:4800000591","480:4800000667"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,479,469,480,480,480,480],"twin_sims":[0.46701548724842823,0.4410122071475753,0.2707454968916699,0.21682477923441906,0.21138049191785324,0.17273455293820947,0.16668640867810716,0.15375832678005233,0.14456087806216608,0.13097254683218948,0.12915519389189895,0.12824105462500032,0.12203541655410524,0.11652665334287873,0.11235750633185129,0.10717295349352461,0.10710584648933548,0.10326910877604317,0.09463068623692303,0.09121288730915655,0.08726682124406623,0.08496838520134994,0.08480404231028635,0.08175901113465167,0.0812874607248162],"twin_dists":[0.1602666811410358,0.16618685026712504,0.20994531440273514,0.22708848209551952,0.22896953072615905,0.24338903322940336,0.24584667730619136,0.2513246312015673,0.2554307652736712,0.26186816377297606,0.2627666475800454,0.2632222049961466,0.2663816586104817,0.26929062316206787,0.2715631411888358,0.2744817548457288,0.27452024258652336,0.2767525671742507,0.2820264773612244,0.28421802852008465,0.2868306760059936,0.28839600251105196,0.28850921311782635,0.2906392114507597,0.2909747101356969],"n_dims_used":43,"mean_confidence":0.9271557830100836},"coverage":{"mean_confidence":0.9271557830100836,"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}}