{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002074","470:4700001610","470:4700001464","470:4700002067","470:4700000264","479:4790001477","479:4790001331","470:4700002395","470:4700001176","470:4700001921","481:4810002056","479:4790001332","470:4700000210","481:4810001090","470:4700007987","479:4790001264","479:4790001639","470:4700002230","470:4700001760","479:4790000549","470:4700002079","479:4790001404","479:4790000892","470:4700001463","470:4700002236"],"twin_admin_codes":[470,470,470,470,470,479,479,470,470,470,481,479,470,481,470,479,479,470,470,479,470,479,479,470,470],"twin_sims":[0.8110976332452555,0.7238392000721527,0.6802749742473344,0.6753636240049418,0.6575211641174354,0.6483768189088456,0.625919039423038,0.6225869111160971,0.6155317224647492,0.5974669190488375,0.5950268526342807,0.5928189938676268,0.5797059451232028,0.5648104285164044,0.5570735087903539,0.5474063324182633,0.5468004206111098,0.5464183026125301,0.5401613285140113,0.5385976508791442,0.5374099932172023,0.5291387475805331,0.5287453240454825,0.5271570303978841,0.5188647881150111],"twin_dists":[0.08404130724807764,0.10441553566489624,0.11400260708231866,0.11506967979074358,0.11892962532390149,0.12089957928465023,0.12572148840318711,0.12643560417647184,0.12794697622873735,0.13181542130946036,0.13233805510192917,0.13281102039410553,0.13562208804287398,0.1388218096003434,0.14048770984505346,0.14257402283502388,0.14270498563037376,0.1427875900559975,0.14414165801425027,0.14448050303988236,0.14473799146861496,0.1465344089253791,0.14662000099548325,0.14696568570763893,0.14877426694824974],"n_dims_used":43,"mean_confidence":0.9124207607535428},"coverage":{"mean_confidence":0.9124207607535428,"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}}