{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013008","490:4900013158","497:4970000855","490:4900013293","490:4900013128","494:4940008037","490:4900013129","494:4940008344","497:4970000933","490:4900013252","490:4900012967","494:4940008243","490:4900012384","490:4900000301","490:4900013189","497:4970000707","494:4940008036","490:4900000373","494:4940008244","490:4900013044","494:4940007735","490:4900012385","490:4900013007","490:4900013288","494:4940007736"],"twin_admin_codes":[490,490,497,490,490,494,490,494,497,490,490,494,490,490,490,497,494,490,494,490,494,490,490,490,494],"twin_sims":[0.6922147415784191,0.2632814879315441,0.1355426083004802,0.0678136497867884,0.06713830009343585,0.05044216898533506,0.04723817290559147,0.04376610053133794,0.03787601071200628,0.03469374816995686,0.03458041553310187,0.03253617124650524,0.03169830410932936,0.030394738881253172,0.02873923104033121,0.022703367776239818,0.022115885396502156,0.021605653738691933,0.021035218919751422,0.020355206279242373,0.01926565871122507,0.01895754496616985,0.018296264789786302,0.01727650885230179,0.015537761977801908],"twin_dists":[0.11139855750171296,0.21217942214050858,0.2596495519608118,0.3012971540799021,0.3018569536521225,0.317432364483665,0.3209005401040938,0.32488853716487875,0.33230804798601427,0.3367330534833262,0.3368969125114507,0.3399340520565725,0.3412261339372666,0.3432956749303607,0.3460365347143902,0.3573433211256889,0.3585786911871307,0.3596749712355322,0.3609275866051226,0.36246005939912135,0.3650111367865095,0.3657553929343957,0.3673891163294793,0.37001273661677714,0.3748170485851056],"n_dims_used":44,"mean_confidence":0.9100866317749023},"coverage":{"mean_confidence":0.9100866317749023,"n_dims_used":44,"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}}