{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005884},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001354","493:4930001103","480:4800006006","493:4930001816","493:4930001495","480:4800005998","494:4940000019","493:4930001224","480:4800006300","493:4930002653","493:4930003524","493:4930002990","487:4870006737","487:4870012399","493:4930003167","480:4800005885","480:4800006184","493:4930001226","480:4800006101","493:4930001229","480:4800005259","474:4740003811","493:4930001353","480:4800006072","480:4800006036"],"twin_admin_codes":[493,493,480,493,493,480,494,493,480,493,493,493,487,487,493,480,480,493,480,493,480,474,493,480,480],"twin_sims":[0.448773531722512,0.31932013084472793,0.29809954302246033,0.24924737345918044,0.2379726009599124,0.2034057007065418,0.18019756134474643,0.15652678408906162,0.1214605046110232,0.11977990084262596,0.1179917125492014,0.1172402441907357,0.11411934508786663,0.11363642527993176,0.10688695286805765,0.10223675516164246,0.1018197692293035,0.09994559201864847,0.09963576050763877,0.096414631208737,0.09312899033909725,0.09234120409168775,0.09071142988273923,0.09027710732960634,0.08824971521827116],"twin_dists":[0.1644066255572782,0.19624040484509986,0.20206465343940808,0.21649024517645427,0.22006730679704023,0.23178523086805605,0.24043983884278236,0.250124110766941,0.2666804996766993,0.26756031784614875,0.26850688162035186,0.26890794581710314,0.27059501316627305,0.27085922496473513,0.27464591443863307,0.27736423309336916,0.2776126632439862,0.2787391723146417,0.27892699124445286,0.280907276403343,0.28298156226909066,0.2834874665947955,0.28454500817642797,0.28482937040459017,0.28617128237267986],"n_dims_used":43,"mean_confidence":0.9208055540572765},"coverage":{"mean_confidence":0.9208055540572765,"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}}