{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870009946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870010207","487:4870010075","487:4870010208","487:4870010341","487:4870010340","487:4870010342","478:4780002110","475:4750000020","475:4750000021","487:4870009813","487:4870009947","487:4870010073","487:4870009679","487:4870009678","487:4870010079","475:4750000019","487:4870009814","487:4870010210","487:4870010209","475:4750000018","487:4870010204","487:4870010074","487:4870010072","487:4870009948","487:4870010211"],"twin_admin_codes":[487,487,487,487,487,487,478,475,475,487,487,487,487,487,487,475,487,487,487,475,487,487,487,487,487],"twin_sims":[0.7407774284040589,0.677351947563776,0.2383884353745157,0.13775727222518133,0.13327556797675483,0.057952654727683864,0.03387612236510505,0.019142379927444268,0.010674952797235822,0.009531898370689894,0.00913664784085041,0.00870013635201461,0.008033924501278654,0.0044713685665310745,0.004230285226980987,0.003979426813270704,0.003940483545720004,0.0034385024609189813,0.0032837030600106143,0.0026831127043161758,0.002344477850177123,0.002110738394324804,0.002003883040380997,0.0019337996059171237,0.001905697129953939],"twin_dists":[0.10060957751199667,0.1146379488772646,0.21993345057376776,0.25859455500359296,0.26074297329787816,0.3099692869353853,0.337925572875719,0.36530766287310495,0.3913450471155483,0.3961964393241495,0.3979953481699466,0.4000647172131903,0.4034095646932362,0.42720852931960784,0.42939129069712473,0.4317859905452311,0.4321699909571999,0.4374561117502,0.439228661750009,0.4469183860738383,0.45198159816404704,0.4558841459969215,0.45780226074329655,0.45911204408955714,0.45964954956055026],"n_dims_used":43,"mean_confidence":0.916838712470476},"coverage":{"mean_confidence":0.916838712470476,"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}}