{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000048","480:4800000047","480:4800000111","480:4800000171","480:4800000203","480:4800000204","495:4950000814","480:4800000066","480:4800000105","480:4800000107","480:4800000106","495:4950000519","480:4800000236","495:4950000243","480:4800000003","480:4800000000","491:4910002650","495:4950000468","480:4800000005","480:4800000130","491:4910002494","480:4800000002","495:4950000469","495:4950000472","491:4910002602"],"twin_admin_codes":[480,480,480,480,480,480,495,480,480,480,480,495,480,495,480,480,491,495,480,480,491,480,495,495,491],"twin_sims":[0.48032455306352223,0.4476479330725482,0.13802261826375536,0.10064694035228418,0.06684967235861458,0.0459726041994798,0.04372537697177489,0.03924567054802473,0.0350173978883507,0.03423184376321164,0.025564294926500804,0.02139561623955405,0.02112624978661623,0.020273469933498177,0.020271777489963762,0.018957042542588447,0.018372285577603387,0.017574301153144116,0.01739689800761045,0.017097081360407555,0.017074945563006535,0.015037732374764431,0.014837054940445587,0.013666662120876683,0.012373052753748665],"twin_dists":[0.1572815165234177,0.1646640738487104,0.25846900581842547,0.2783156946702642,0.3020975983748362,0.3223248051722003,0.32493686429574414,0.3305000339968284,0.33626760853250226,0.33740376804785416,0.35169659282521526,0.360132807467251,0.3607257254768049,0.3626472519362712,0.3626511349167337,0.3657566151558517,0.367198700429657,0.36923285245498744,0.3696960428561658,0.37048834557034727,0.37054732398066864,0.37628620822599734,0.37688795326835467,0.3805475768222027,0.3849298543008168],"n_dims_used":43,"mean_confidence":0.9064549290856649},"coverage":{"mean_confidence":0.9064549290856649,"n_dims_used":43,"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}}