{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":665,"cluster_id":6650003860},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002933","487:4870003186","665:6650003791","487:4870003896","665:6650003859","487:4870003900","487:4870004047","487:4870003191","487:4870003612","487:4870003465","487:4870003060","487:4870002808","487:4870003188","487:4870004043","487:4870003756","665:6650003862","665:6650003722","487:4870003901","487:4870003897","665:6650003649","665:6650002207","665:6650003928","487:4870003058","487:4870003059","665:6650003930"],"twin_admin_codes":[487,487,665,487,665,487,487,487,487,487,487,487,487,487,487,665,665,487,487,665,665,665,487,487,665],"twin_sims":[0.5075827837721655,0.4837110527772827,0.38471308958563527,0.29560152553745217,0.2907229105724477,0.26333097629888824,0.2621197955066671,0.25724582823944325,0.23426496120304394,0.22645990851181455,0.22424710567653333,0.2093544942826456,0.20779775956295687,0.20359808754332123,0.1779543769823582,0.1690675221080128,0.16177685875964812,0.16119168533190503,0.15613259403325674,0.1560804987977978,0.15260957184342558,0.15005936196063463,0.13360414234919069,0.13273213277493304,0.13072130297507475],"twin_dists":[0.15124612704748866,0.1565262438715546,0.17951430390992715,0.20276589010849946,0.20414556366661654,0.21216448038206623,0.2125306717391211,0.21401511698153783,0.2212675944433873,0.22383575726024152,0.22457448439572336,0.22967790434379456,0.2302253779765595,0.23171642375609225,0.24131700755031643,0.2448715940149019,0.2478893560839329,0.24813580608378732,0.25029409514734474,0.250316583335803,0.2518274304216528,0.25295364973346174,0.26058363648000404,0.26100715290056914,0.2619918138903196],"n_dims_used":45,"mean_confidence":0.901790534125434},"coverage":{"mean_confidence":0.901790534125434,"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}}