{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760001601},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760001564","476:4760001602","476:4760001614","476:4760001439","484:4840001615","476:4760001509","476:4760000035","476:4760000657","484:4840002364","473:4730002763","476:4760001637","489:4890001871","473:4730004055","476:4760001675","473:4730003530","484:4840001982","473:4730001827","473:4730004052","476:4760001715","484:4840002607","484:4840001981","476:4760001527","476:4760001657","484:4840002165","485:4850007128"],"twin_admin_codes":[476,476,476,476,484,476,476,476,484,473,476,489,473,476,473,484,473,473,476,484,484,476,476,484,485],"twin_sims":[0.509619182858053,0.21128079628233679,0.2050105864492635,0.20181857120950972,0.19930456561475193,0.1866634624657061,0.17674585736769421,0.1603419615577708,0.14785802074354676,0.14536932841443856,0.14105021362608094,0.13504094980844178,0.1311702914326934,0.13091349267009975,0.12479790461627437,0.1198026007881717,0.11750369440963046,0.11621427984837147,0.11483368903359091,0.11475220481813682,0.11455894308908184,0.11412592355522941,0.11349792151011093,0.11318551754554311,0.1102362017497168],"twin_dists":[0.1507989369034923,0.22900428039910634,0.23121260359960227,0.2323545791267513,0.23326276083749148,0.23795387573494484,0.24179284180218605,0.24849483260302654,0.25393719117833335,0.2550622301275522,0.2570490949749481,0.25989031846356275,0.26177096913480036,0.26189721129368504,0.26496048158057794,0.26754837149154914,0.2687671167999678,0.2694587057038422,0.27020575946169245,0.2702500668127734,0.2703552504454541,0.27059141994697405,0.2709351617168824,0.27110670427048245,0.2727444585303674],"n_dims_used":45,"mean_confidence":0.9164106580946181},"coverage":{"mean_confidence":0.9164106580946181,"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}}