{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004326},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005014","480:4800004084","480:4800004585","480:4800003927","480:4800004264","480:4800004012","480:4800004241","480:4800004246","480:4800003929","480:4800003928","480:4800005829","480:4800005689","480:4800004410","493:4930001167","480:4800005374","493:4930002719","480:4800004343","480:4800004164","480:4800004008","480:4800004324","480:4800005120","480:4800005619","469:4690000515","493:4930002380","493:4930000482"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,493,480,493,480,480,480,480,480,480,469,493,493],"twin_sims":[0.5478649124651133,0.47235159527163034,0.47041226856669205,0.4296386663411619,0.38815223640875224,0.3867371221572938,0.38206756661040114,0.3684936675824365,0.343039483723896,0.34094349300874593,0.32393340835236567,0.3103807602875423,0.2711328345756254,0.2681649602044503,0.2557347232279052,0.25485817575739406,0.22958695789858785,0.2197818161913809,0.21674946542276782,0.2070528202091365,0.20424234612817585,0.20062716185217103,0.2002160983386075,0.19991722259461206,0.19621569340224584],"twin_dists":[0.14247492098972603,0.15906647008351865,0.15950213578567038,0.16881792414543967,0.17867611196587457,0.17902057692864073,0.18016150399890005,0.18351699360888882,0.18998198088103666,0.1905253439074372,0.1950036181364871,0.19866598334297597,0.20983042541885918,0.21071333807046347,0.21447894595818623,0.21474879507297437,0.22279993239828502,0.22608010962043135,0.22711428502788203,0.23048834798214046,0.23148632893299317,0.2327839971542339,0.2329325635196069,0.23304071505849208,0.23438950334815484],"n_dims_used":43,"mean_confidence":0.9201142954271894},"coverage":{"mean_confidence":0.9201142954271894,"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}}