{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002050},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001944","480:4800001885","480:4800001712","480:4800001458","480:4800001340","480:4800001947","480:4800002051","480:4800002066","480:4800001316","480:4800001622","480:4800002441","480:4800001616","480:4800002002","480:4800002063","480:4800002494","480:4800001570","469:4690003622","466:4660004799","480:4800001255","480:4800002017","470:4700005218","469:4690003717","469:4690004017","480:4800001771","480:4800001398"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,469,466,480,480,470,469,469,480,480],"twin_sims":[0.5186149733233475,0.4849210658646932,0.4813182278894592,0.46707804823726357,0.37061391358276724,0.34628190771988626,0.3274613517945782,0.29534874891535645,0.29470911197852795,0.2836906718165373,0.2764483845485393,0.2749278974500967,0.2099691055566342,0.19449110105192668,0.18882897860031977,0.18072084762805782,0.1784275201787526,0.1766981622116098,0.17290696132457603,0.17191156960989865,0.17030583716044986,0.16618678352533395,0.16353524133963535,0.16236274010104887,0.1618093224083693],"twin_dists":[0.14882885639882026,0.15625678286135236,0.1570597290670513,0.16025258283981075,0.1829889053625611,0.18914488660383078,0.1940644058957089,0.20283704300604036,0.20301725207445787,0.20615878797584797,0.20826386644604183,0.208710071548359,0.22946252022387945,0.23502394322156825,0.23713484914773056,0.24023632886138566,0.24113134082448295,0.24181166836252216,0.24331988661798137,0.24371978346283565,0.24436839350870457,0.24605254933442158,0.24715266909472908,0.24764325501918366,0.24787570273674378],"n_dims_used":43,"mean_confidence":0.9199186812999637},"coverage":{"mean_confidence":0.9199186812999637,"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}}