{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001978},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001519","466:4660001481","470:4700001669","470:4700001230","470:4700000843","470:4700001521","470:4700000842","466:4660001495","470:4700001667","470:4700001516","470:4700000840","470:4700002312","470:4700001237","470:4700001823","496:4960005483","470:4700003331","496:4960012578","470:4700003341","470:4700000841","496:4960012670","466:4660001687","470:4700001828","470:4700001368","496:4960005332","496:4960012594"],"twin_admin_codes":[470,466,470,470,470,470,470,466,470,470,470,470,470,470,496,470,496,470,470,496,466,470,470,496,496],"twin_sims":[0.8074986821657252,0.76887836287118,0.6911363006055778,0.6777366554379857,0.6346519272187974,0.6325755400777615,0.5892882260816921,0.5757304351642014,0.5074666297749572,0.5062272474130299,0.5038674916972764,0.4847282733095196,0.47859435444109827,0.45697392352701877,0.4563358851010036,0.4458241611279728,0.4381206662021225,0.4314498950590378,0.4296250262664764,0.42738831022317086,0.4056552978432116,0.4019135351420413,0.3901757920523012,0.3709995594626945,0.3612985751284699],"twin_dists":[0.08492914788968926,0.09416079423835062,0.11163438949763199,0.11455437491162969,0.12384859661953884,0.12429410954749155,0.13356754313628727,0.13647525084315787,0.1512716484044801,0.1515440615026951,0.15206322150523727,0.15629970236870122,0.15766804476153184,0.1625382140049679,0.16268314371017678,0.16508172967805188,0.16685317762075155,0.16839707454766062,0.1688210962342569,0.16934181827950553,0.1744627244992857,0.1753563673296312,0.1781845679147273,0.1828930143601921,0.1853205253896073],"n_dims_used":43,"mean_confidence":0.9102567628372548},"coverage":{"mean_confidence":0.9102567628372548,"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}}