{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006437},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006072","490:4900004749","490:4900004344","490:4900004060","490:4900004204","490:4900006068","490:4900006797","490:4900007656","490:4900004061","490:4900005944","490:4900004612","490:4900005820","490:4900006071","490:4900004757","490:4900006794","490:4900006793","490:4900004202","490:4900004754","490:4900006436","490:4900006067","490:4900003508","490:4900004885","490:4900005819","490:4900006066","491:4910005413"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.18000301438123906,0.06291159131091628,0.03831195193477725,0.023178514372985282,0.021737612884965608,0.021313994805571706,0.019739820595686578,0.017193330169715196,0.015432003709874303,0.012027125878452295,0.010659836859945718,0.008970585009315784,0.008693398370038059,0.007296218774142522,0.00716169563153128,0.006974681771030942,0.006388860093902799,0.005695492056044638,0.0056904023809283355,0.005437849524612356,0.00515922983184797,0.004253385814664843,0.0030220675627798984,0.002990126695156029,0.002790018362951066],"twin_dists":[0.24051560633863803,0.3054688168303668,0.3317266637942524,0.3563643062984795,0.35938930483004605,0.360311779937951,0.3638858481191949,0.3702326773069072,0.3751242749602173,0.3861704127403448,0.3914061175134857,0.39877196840381435,0.40009738139058587,0.4074168686819769,0.4081865882261738,0.40927852993617814,0.4128783044627968,0.41754517527832674,0.4175812895095576,0.4194110158188059,0.42152096763624664,0.42917731080543353,0.44240573377364245,0.4428106601114217,0.4454413612372859],"n_dims_used":45,"mean_confidence":0.8988667805989583},"coverage":{"mean_confidence":0.8988667805989583,"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}}