{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012809},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012937","490:4900012741","490:4900013199","490:4900012808","490:4900012737","490:4900012983","490:4900012739","490:4900012742","490:4900012807","490:4900012608","490:4900012461","490:4900013022","490:4900012738","490:4900013094","490:4900013093","490:4900012810","490:4900013052","490:4900012675","490:4900012253","490:4900012812","490:4900013149","479:4790001744","490:4900012800","479:4790003686","479:4790001359"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,479,490,479,479],"twin_sims":[0.5392580386456531,0.3031470676222162,0.2699873875564394,0.17956070741510755,0.1435364318406036,0.07079992238630715,0.06608131643751633,0.061227113118703144,0.05134836289113513,0.04204016534618741,0.03937022335670392,0.03145279618419558,0.031363472018466974,0.030226731023253805,0.028803842692296855,0.018521831382813044,0.013314475990588088,0.013196052480753877,0.011012114772558246,0.0096536036928885,0.008151100975537676,0.008100653187531387,0.007906772792153715,0.007737999883857327,0.007675584075137373],"twin_dists":[0.14433737587631476,0.20065816082331975,0.21017047273801776,0.24068808162225677,0.2558999648184713,0.2988748825492612,0.3027423734531204,0.3069637928208761,0.31648481829934016,0.3269707154312716,0.33033827963480206,0.34161026356315477,0.34175065954294026,0.3435679083487468,0.3459270527923971,0.36682612309626794,0.38170301460377887,0.38209760826772965,0.39000247942307525,0.39565592688618173,0.4028036766476826,0.403063565385747,0.4040760598263952,0.40497572661291736,0.40531290620476124],"n_dims_used":45,"mean_confidence":0.9062496609157986},"coverage":{"mean_confidence":0.9062496609157986,"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}}