{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013123","490:4900013226","490:4900013080","490:4900013227","490:4900012316","490:4900013195","490:4900012928","497:4970001601","490:4900013152","490:4900012449","490:4900012460","490:4900012663","490:4900013046","490:4900012801","497:4970001282","490:4900012373","497:4970001195","494:4940008247","490:4900013188","490:4900013222","490:4900000367","490:4900012727","490:4900013011","490:4900012929","490:4900013121"],"twin_admin_codes":[490,490,490,490,490,490,490,497,490,490,490,490,490,490,497,490,497,494,490,490,490,490,490,490,490],"twin_sims":[0.22531796985173277,0.1986041313939102,0.19464115723022227,0.18391570211642858,0.1784554422803176,0.11504019352650698,0.10596579461803139,0.10327004389891895,0.10165477606444769,0.0994985418926629,0.09414064437979118,0.08693408271297484,0.08614160572130757,0.07646980222899312,0.07603048722271599,0.07118328962831921,0.06412868811995537,0.05663298503942895,0.053708162699896055,0.050449678267144894,0.049939323889209776,0.049858135767519275,0.04978373123787712,0.048575697653850634,0.04612031915271782],"twin_dists":[0.22421638274853836,0.2335171975969522,0.23496858611305996,0.23900277694481484,0.24112039480612177,0.27009358002942985,0.2751769731853056,0.2767520152839608,0.2777111816379422,0.27901031892675204,0.28233682399122806,0.2870552375251848,0.2875928376446658,0.2944950526733512,0.29482486215567344,0.2985699604324911,0.30440892420186316,0.3112202307815939,0.31408099551801344,0.31742445452480195,0.3179642852732184,0.3180505858139019,0.31812977849073254,0.3194295646765581,0.32215688778315227],"n_dims_used":45,"mean_confidence":0.91104736328125},"coverage":{"mean_confidence":0.91104736328125,"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}}