{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002807","492:4920003186","494:4940001080","665:6650002895","492:4920003130","494:4940000670","480:4800006485","497:4970003499","494:4940000899","494:4940001081","494:4940000728","494:4940000901","494:4940000961","494:4940000676","494:4940000669","497:4970003525","494:4940000727","494:4940000387","480:4800006439","492:4920003079","480:4800006486","494:4940000500","494:4940000729","493:4930005043","480:4800006484"],"twin_admin_codes":[487,492,494,665,492,494,480,497,494,494,494,494,494,494,494,497,494,494,480,492,480,494,494,493,480],"twin_sims":[0.5648936068350096,0.36862927934382633,0.360591561057438,0.35757749322747706,0.3559948189364796,0.3195655438479769,0.31910570324187826,0.31341726835504147,0.3123072443787065,0.3094765349758425,0.3070683705445362,0.30584472632539417,0.2995317794402035,0.2969852233981675,0.2859789675114168,0.2843234426530356,0.2834038558454784,0.28032558840040284,0.27727022338110174,0.2741522945992621,0.2729990354118388,0.2677286697477291,0.2625268835296373,0.26157462327222075,0.2594756132548049],"twin_dists":[0.13880391617710575,0.1834831716424437,0.18549872325704617,0.18626040741625846,0.18666168402261832,0.19617436032561006,0.1962981340580043,0.1978376705643761,0.19813993475909367,0.19891353676237566,0.1995748628167397,0.19991204294622236,0.20166415563870949,0.20237703344196478,0.20550043130165746,0.20597641710304815,0.2062415319929634,0.20713279141348392,0.2080233124881483,0.20893826377048957,0.20927830107127726,0.21084363933078049,0.21240747379816408,0.21269584634677108,0.21333382346300606],"n_dims_used":42,"mean_confidence":0.8949478694370815},"coverage":{"mean_confidence":0.8949478694370815,"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}}