{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001701","490:4900002177","490:4900001596","490:4900002183","490:4900002179","490:4900003754","490:4900002331","490:4900002334","490:4900003896","490:4900004172","490:4900002178","490:4900003755","490:4900003895","490:4900003471","490:4900001699","490:4900004149","490:4900001572","487:4870002896","490:4900002488","487:4870004560","490:4900002187","490:4900003330","490:4900003466","490:4900002333","490:4900003338"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,487,490,490,490,490,490],"twin_sims":[0.7939893427177686,0.786730407439108,0.756850403429567,0.7540032308871117,0.7158056142257276,0.7097734385661792,0.6760507582920489,0.6493950463131871,0.6255025947876329,0.6087269657851974,0.6048417089031933,0.6011608955150008,0.5906553959371891,0.5735502822707553,0.5637895847245601,0.5599457641455049,0.5490894998158743,0.5486544623371127,0.5298059080698623,0.5277484017841962,0.5238402096800373,0.5233219830185374,0.5066584079905969,0.5044241304051739,0.5003708448168421],"twin_dists":[0.08821628161158324,0.08995524516380965,0.09694409098559989,0.0975976529750247,0.10620313182206137,0.10753881418412178,0.11492052010023406,0.12068045366199234,0.12581075061751099,0.12940419718789126,0.13023613791825797,0.13102432786201038,0.13327457883088858,0.1369433533576638,0.13904144175886338,0.13986889570473993,0.14221034888196155,0.14230432741222745,0.14638929460230218,0.1468369500606582,0.14768831772725186,0.14780131586034953,0.15144927352475693,0.15194069902268348,0.1528337192137498],"n_dims_used":45,"mean_confidence":0.9170132107204861},"coverage":{"mean_confidence":0.9170132107204861,"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}}