{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003226","487:4870002595","487:4870003083","487:4870002520","487:4870003508","487:4870003353","487:4870003357","494:4940004957","487:4870002403","487:4870003372","487:4870001921","487:4870003504","487:4870001372","487:4870002257","487:4870003491","487:4870002103","487:4870003085","487:4870002274","487:4870002596","487:4870002500","466:4660012277","487:4870002171","494:4940004335","487:4870003218","487:4870002864"],"twin_admin_codes":[487,487,487,487,487,487,487,494,487,487,487,487,487,487,487,487,487,487,487,487,466,487,494,487,487],"twin_sims":[0.39422861579470186,0.18720457450878222,0.10172770136651943,0.0629405263236988,0.058819921688953954,0.0536080471496298,0.0450764308506021,0.03901576825584736,0.03642356615613615,0.03208777327985277,0.032000292441917946,0.029776286507545366,0.02816874430659021,0.02711179449724843,0.02478406297433366,0.0236340949465018,0.022542602384222274,0.021566150978241903,0.021514505254215395,0.01928526706534361,0.0189828843699787,0.01738274128202137,0.016392164849320087,0.015198870622725949,0.014784678252986242],"twin_dists":[0.1772036646141916,0.23774859819289784,0.27766762211598217,0.30544342511656947,0.3091599183982683,0.31418118061155287,0.32335334779588054,0.3307997473048372,0.334286904093831,0.3406219451662322,0.34075710727083336,0.3443042448435293,0.34701249172828624,0.34886648857807834,0.35318002525281544,0.3554418155400802,0.3576785973949571,0.35976078224857566,0.3598731775876986,0.3649641250917006,0.3656937876819129,0.3697331834493467,0.3724003126857584,0.3758081232244602,0.3770461881723875],"n_dims_used":43,"mean_confidence":0.9080280037813409},"coverage":{"mean_confidence":0.9080280037813409,"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}}