{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000409},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000490","490:4900000497","490:4900000403","490:4900000710","490:4900000493","490:4900000825","490:4900000674","496:4960008368","490:4900000499","490:4900000891","490:4900000402","490:4900000434","490:4900000275","490:4900000682","490:4900000152","490:4900003065","487:4870002865","490:4900003349","490:4900001091","490:4900000599","490:4900000325","490:4900000425","496:4960008375","490:4900001291","487:4870006431"],"twin_admin_codes":[490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,487,490,490,490,490,490,496,490,487],"twin_sims":[0.7994054121540659,0.7993855499865457,0.7585350159916989,0.6291530343339888,0.6277103413570453,0.6255587195353833,0.5878478753616866,0.5829956605858567,0.5371949383057916,0.5329066290900875,0.5309055240513989,0.5297363199418434,0.5207571327255062,0.5205471609793235,0.49744435437373435,0.49426945105591447,0.4928053983295463,0.4885261368693791,0.48431433100547033,0.4823130263143139,0.4716507297784896,0.4643375840700896,0.4475533525737637,0.44235528830685444,0.437146121640036],"twin_dists":[0.08690671675425386,0.08691153897683128,0.09655647421834339,0.12502816002270886,0.1253374878425398,0.12579872087018232,0.13387622917369676,0.13491646990527076,0.14478462794459787,0.14571536066464544,0.1461502014578182,0.14640442891855984,0.14836095417381498,0.14840679729559159,0.15347973013211277,0.15418179965064482,0.154505986346158,0.15545518303146388,0.1563918721319578,0.15683783581108612,0.1592238487816106,0.1608707666925686,0.1646857175332447,0.16587793025416084,0.1670781410707448],"n_dims_used":45,"mean_confidence":0.9158877902560764},"coverage":{"mean_confidence":0.9158877902560764,"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}}