{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012401},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013240","490:4900012479","487:4870001529","490:4900012473","494:4940006794","490:4900013064","487:4870000331","490:4900012341","487:4870000180","490:4900012270","490:4900013144","487:4870001249","487:4870000496","490:4900012393","490:4900012327","466:4660007573","487:4870001828","490:4900013249","466:4660011331","487:4870000907","487:4870000750","490:4900012323","466:4660011978","490:4900012544","490:4900012552"],"twin_admin_codes":[490,490,487,490,494,490,487,490,487,490,490,487,487,490,490,466,487,490,466,487,487,490,466,490,490],"twin_sims":[0.2803861139606363,0.25267233937610284,0.19044570989306703,0.18060479625799442,0.1745118751423514,0.1659543003890212,0.15914669043555532,0.1501853866680359,0.15016114165478314,0.15010086117730484,0.13769780468567852,0.12512798872287734,0.11283606271345492,0.11231247610774066,0.11175806663133402,0.10729217436324887,0.10328172224407588,0.09924959128167116,0.09259932724762875,0.09167545881289946,0.09022000191406336,0.08642894331599284,0.08638823715028607,0.08516827053731885,0.08463966211176722],"twin_dists":[0.20711521029660845,0.21542429082894754,0.23652765819963797,0.24028142607880035,0.2426785674213448,0.24614849692630986,0.2490022089268474,0.25289766558161414,0.25290843329364543,0.252935210650023,0.25862271702728135,0.26479227302826,0.2712990244717816,0.27158803813152554,0.2718952007023766,0.2744134244538081,0.2767451232930186,0.2791617273254319,0.28332132963857626,0.2839176634833622,0.2848668393451323,0.28739746068862665,0.2874251076344652,0.28825854286973707,0.2886226245539516],"n_dims_used":45,"mean_confidence":0.9119747585720486},"coverage":{"mean_confidence":0.9119747585720486,"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}}