{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003206","480:4800002811","480:4800002666","480:4800003629","480:4800003764","480:4800003503","480:4800003763","480:4800003083","480:4800003839","480:4800002858","480:4800004071","480:4800003125","480:4800002856","480:4800003564","480:4800003493","480:4800003628","480:4800003695","480:4800004315","480:4800003563","665:6650004237","665:6650003731","480:4800003686","665:6650002908","665:6650004550","480:4800003982"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,665,665,480,665,665,480],"twin_sims":[0.7305011274657135,0.4545069562576495,0.42773203515398267,0.3547495116499104,0.30524973383591936,0.30008089630557194,0.2714278227672741,0.23036921116222125,0.20229827975351208,0.19588622870449912,0.19080179761648947,0.17534058780850853,0.15187485838114742,0.14574197714033515,0.14246436108436425,0.1358355750878171,0.12793360920363797,0.12497448500143597,0.12365546047010292,0.1108770802752219,0.10702412550174487,0.10571812595097747,0.10480484173896444,0.1037970165438805,0.10301529700071747],"twin_dists":[0.1029249378389704,0.16309899146550555,0.1692617242758571,0.18697807069065853,0.2000762771646237,0.20151090294220647,0.20974299630235682,0.2225422734783375,0.23218217077338885,0.23451040648030247,0.2363944078922257,0.2423490631436026,0.25215046569339455,0.25489286790210675,0.25639364647443474,0.25950925408843284,0.26337597102423904,0.26487045547291654,0.2655452861104254,0.2723857269940843,0.2745671371382719,0.2753203687939757,0.2758514120529401,0.2764416247298821,0.2769025059593161],"n_dims_used":43,"mean_confidence":0.9135609116665152},"coverage":{"mean_confidence":0.9135609116665152,"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}}