{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001816},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001727","487:4870001728","487:4870001818","487:4870001908","487:4870001910","487:4870001909","487:4870001534","494:4940007775","487:4870001347","487:4870001535","487:4870001348","487:4870003391","487:4870001350","494:4940008825","487:4870003393","487:4870001538","487:4870001349","487:4870000655","487:4870001819","487:4870001726","494:4940006821","487:4870001440","490:4900004561","487:4870001537","487:4870001812"],"twin_admin_codes":[487,487,487,487,487,487,487,494,487,487,487,487,487,494,487,487,487,487,487,487,494,487,490,487,487],"twin_sims":[0.529177109689224,0.474927744035328,0.4495665822149029,0.41259367524645574,0.3861758483740139,0.3591545119914363,0.33731424933995036,0.3188456436714174,0.29944684989821735,0.26753464611603106,0.25422466200868044,0.24916528260985307,0.24101364116661506,0.21799913038518456,0.211485862867567,0.20322092364587233,0.2029053728443538,0.20265289562850822,0.202001136306464,0.1803585365512607,0.1665190444278702,0.16561131512084085,0.1617300954007649,0.159685587740017,0.15922679704529627],"twin_dists":[0.1465260637089159,0.1584886634951235,0.1642253839185469,0.17281527057413457,0.17915736652973202,0.18586147140404566,0.191470437089284,0.19636817780110855,0.2016878732471541,0.2109016281991622,0.21494419177554222,0.21651590887858932,0.21909188903303356,0.22668692033460625,0.22893281496072276,0.23185135839091905,0.23196438233658706,0.23205490152312985,0.23228893164377404,0.24037718986083056,0.2459155906166579,0.24629022687232893,0.2479090270032704,0.24877311242140468,0.24896811824520682],"n_dims_used":42,"mean_confidence":0.9079155694870722},"coverage":{"mean_confidence":0.9079155694870722,"n_dims_used":42,"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}}