{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000133},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000136","480:4800000135","480:4800000106","480:4800000132","480:4800000001","480:4800000010","480:4800000041","480:4800000166","480:4800000006","480:4800000002","480:4800000131","480:4800000000","480:4800000164","480:4800000024","480:4800000042","480:4800000168","480:4800000245","480:4800000165","480:4800000137","480:4800000227","480:4800000196","480:4800000226","480:4800000244","480:4800000163","480:4800000243"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.75698485073939,0.7530797572790671,0.6957835700367039,0.685536192628929,0.6809969410993008,0.5512096028866312,0.5438562736167293,0.5435464356605679,0.4675930117415483,0.46047245589146446,0.4326237821185725,0.4226788514160348,0.37977244773486946,0.37127177567011865,0.3624011534072719,0.3370403181567513,0.3243154593630189,0.3239711137963836,0.31268148776128424,0.3092996267421881,0.30735300054972126,0.28945362524445056,0.28690190418550443,0.25857430776853496,0.2384741121664194],"twin_dists":[0.09691318097957158,0.09780922352540738,0.11061717871183593,0.11285696649866354,0.11384555830423801,0.14175253088018797,0.14334169793349383,0.14340874006503995,0.1601365589039155,0.16174481660970352,0.16812469761583723,0.17044190600162404,0.18072472662148462,0.18282535744145298,0.18504298202167685,0.19154199341107223,0.19490163503078956,0.19499355022755574,0.19803795841467128,0.19896201813532755,0.19949654303450065,0.20450676845096483,0.20523579304019735,0.21360876417097116,0.21990589029549154],"n_dims_used":42,"mean_confidence":0.9027630033947173},"coverage":{"mean_confidence":0.9027630033947173,"n_dims_used":42,"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}}