{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001565},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001229","500:5000001175","500:5000001338","500:5000001395","500:5000001894","500:5000001392","500:5000001381","500:5000002116","500:5000001279","500:5000001176","500:5000001384","500:5000002000","500:5000001493","500:5000001445","500:5000001125","500:5000001227","500:5000002362","500:5000001177","477:4770000949","485:4850007046","500:5000001331","477:4770000950","477:4770001199","500:5000001231","500:5000001501"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,477,485,500,477,477,500,500],"twin_sims":[0.9180307851871804,0.8768465151106736,0.8724870058577361,0.8431024105878282,0.8369125064696114,0.8031929823278244,0.788772594548163,0.7878136487858968,0.7668053512796007,0.7666417296431584,0.7633917506809784,0.7591439742111716,0.7284631462925683,0.7253301396122304,0.7244408036925193,0.7149113971522236,0.7120057591322138,0.7040175177329702,0.7011885603700039,0.6828543191047878,0.6755857212999882,0.671632106771016,0.6671856021185145,0.663497658142814,0.6599788324094902],"twin_dists":[0.05371353619964568,0.06658479236104599,0.06783565103531246,0.07587757170791125,0.07749834865495064,0.08598441772244983,0.08946782224595838,0.08969687294082365,0.09464318253385383,0.09468120786955642,0.09543502975357179,0.09641618655017781,0.10338176313265657,0.10408261056840092,0.10428124374953203,0.10640147820246747,0.10704514594262289,0.10880847651527183,0.10943086508746894,0.11344129257193826,0.11502147258351629,0.11587898543725007,0.1168418634965839,0.1176393262500388,0.11839931494004781],"n_dims_used":45,"mean_confidence":0.9231291029188368},"coverage":{"mean_confidence":0.9231291029188368,"n_dims_used":45,"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}}