{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003401","480:4800003399","480:4800002808","480:4800003397","480:4800003457","480:4800002999","480:4800002619","480:4800002699","480:4800003634","480:4800003453","480:4800003157","480:4800003454","480:4800005668","480:4800002605","480:4800002602","480:4800003343","480:4800002615","480:4800003115","480:4800003635","480:4800002663","480:4800003448","480:4800003508","492:4920003002","480:4800004829","492:4920003292"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,492,480,492],"twin_sims":[0.37620463514210795,0.348019496361945,0.33059110073373044,0.31132671452685684,0.3103929281443941,0.24400158967097943,0.23959140448851937,0.18024291688223518,0.17543031793763592,0.1556942065918273,0.154069907509197,0.15391448021068532,0.137225836464591,0.1339073803988166,0.12250667140142729,0.1166403065612116,0.11415050164410954,0.10818810732642595,0.10425492915359362,0.10420223710949178,0.10091388187566129,0.09071559711543922,0.09044908001860906,0.08601033799502707,0.0831656693049591],"twin_dists":[0.18160355097288622,0.18869800110310633,0.19323586844743715,0.19840744722130996,0.1986626549192768,0.21814124518238615,0.2195470712601274,0.24042218318231984,0.242313452240335,0.250483507255882,0.25118873029427974,0.25125649718998383,0.25884655008041546,0.2604368472227297,0.2661374982261505,0.2692295542102687,0.27057799657924453,0.2739018040463233,0.2761729066389744,0.2762037811841214,0.27815512054731767,0.2845422850076229,0.2847166461450253,0.2876822666128951,0.28964751559192464],"n_dims_used":43,"mean_confidence":0.9135482255802598},"coverage":{"mean_confidence":0.9135482255802598,"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}}