{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003841","492:4920003843","492:4920003577","492:4920003385","492:4920002901","492:4920002902","492:4920003040","492:4920003090","492:4920002857","492:4920003668","492:4920002996","492:4920003340","492:4920003429","492:4920003338","492:4920003936","492:4920003039","492:4920003889","492:4920002917","492:4920003622","492:4920003892","492:4920003525","495:4950001578","492:4920006615","492:4920003665","495:4950001808"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,495,492,492,495],"twin_sims":[0.5748529122827003,0.5297300606760249,0.5150873077725513,0.4762558709745876,0.38506063333972446,0.36736845588959904,0.36530078164907076,0.34603252304854526,0.3390945638600269,0.33405093979084216,0.33254235624850653,0.33209603989672043,0.3193807522263041,0.3126575255202657,0.31083746734266693,0.30553709801869694,0.28142003358432105,0.26619775507477234,0.2605055132149783,0.2573769047435315,0.2506183620790003,0.2384092593223894,0.236513638522844,0.23239782674049395,0.2314389463539026],"twin_dists":[0.13666364376671478,0.1464057902305492,0.14960039898711117,0.1581911800725876,0.17942943908259637,0.18379786487544011,0.184315116500263,0.18920912219627037,0.19100614496901422,0.1923249346426413,0.1927214899383294,0.19283899933535098,0.19622408802118468,0.19804448572105765,0.19854110581264423,0.1999969336900497,0.20681523803934349,0.21130190385192316,0.21302039015023563,0.21397496473296712,0.21606243585194415,0.2199267513893157,0.22053815364315918,0.22187676261148004,0.22219085575472222],"n_dims_used":45,"mean_confidence":0.9222873263888889},"coverage":{"mean_confidence":0.9222873263888889,"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}}