{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730004594","473:4730003757","473:4730004009","475:4750009925","475:4750008863","473:4730003827","473:4730007691","475:4750008164","473:4730003507","475:4750010433","473:4730003425","473:4730002875","473:4730004105","473:4730005678","473:4730003742","473:4730006467","475:4750008858","473:4730004207","500:5000006485","475:4750008461","475:4750009445","475:4750006762","475:4750010380","473:4730000890","473:4730004391"],"twin_admin_codes":[473,473,473,475,475,473,473,475,473,475,473,473,473,473,473,473,475,473,500,475,475,475,475,473,473],"twin_sims":[0.49010626963097675,0.43211294848784254,0.4175816904761898,0.376549108051991,0.36832601267813514,0.3616321148026431,0.33802672146589174,0.33603400830738867,0.3237889233842783,0.3217648926746349,0.32054890643978795,0.3195594035781502,0.3022925896835615,0.3000995533427559,0.2995883132670025,0.29593055337337654,0.2905265955659631,0.28957156454413474,0.28295348974787876,0.2813073092372702,0.2802060926676585,0.27655540543955803,0.27652059238745175,0.2676397235577809,0.26692158266909],"twin_dists":[0.1551044011856144,0.16824318954810608,0.17163836922636955,0.18151852390312134,0.18355881581815922,0.18523652071053953,0.19128447181469996,0.19180513197145949,0.19504220378965847,0.1955837464328895,0.19591000713896212,0.19617601242168783,0.20089529524186533,0.2015056988428499,0.20164837006123698,0.20267332734483187,0.20420136817738582,0.20447316632347023,0.2063715609033449,0.2068479104039321,0.20716750861219574,0.20823251649192218,0.2082427135712049,0.21087021990967886,0.21108502950945668],"n_dims_used":45,"mean_confidence":0.9137330796983507},"coverage":{"mean_confidence":0.9137330796983507,"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}}