{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000986},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000587","477:4770000692","477:4770001576","477:4770000919","489:4890003913","477:4770001633","477:4770000533","477:4770000983","477:4770000866","477:4770001281","477:4770000485","477:4770001516","477:4770001404","477:4770000384","477:4770000591","477:4770000742","477:4770000539","477:4770000581","477:4770000476","477:4770000804","489:4890003976","477:4770000798","477:4770000737","477:4770000743","477:4770000733"],"twin_admin_codes":[477,477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,477],"twin_sims":[0.5809755591927525,0.5214197999514172,0.5174292375120515,0.5030792516302375,0.46086642774500386,0.41378607278356827,0.40515404896530466,0.4021902019761985,0.37371260985569205,0.3633079680791378,0.35679288266502507,0.34982212260698853,0.3452833108822031,0.33628573080030705,0.33545143840473496,0.3338979598753395,0.3156382214675877,0.3133344222499394,0.30968839072967874,0.3081360903784567,0.3061642607561613,0.30384286374308633,0.29966865000743936,0.29954768987142416,0.29556806842998434],"twin_dists":[0.135349728625536,0.14821630234318944,0.14908804886471344,0.15223678477213481,0.16165560673663684,0.17253337280723874,0.17458222261312975,0.17529016349056692,0.18221980222405745,0.18481503767477941,0.18645922569153717,0.18823562797458052,0.18940224898416963,0.19173926947048464,0.19195766235565778,0.19236510335675303,0.1972347178655263,0.1978602088326835,0.1988554990020075,0.1992812806521699,0.19982391891330226,0.20046535050504585,0.2016259411472366,0.20165971289486675,0.20277530573037736],"n_dims_used":45,"mean_confidence":0.9211170620388455},"coverage":{"mean_confidence":0.9211170620388455,"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}}