{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010675},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010761","491:4910004957","490:4900011079","490:4900010302","490:4900010048","490:4900009720","490:4900009619","490:4900011061","490:4900010021","490:4900007781","490:4900010748","490:4900010121","490:4900010023","490:4900009922","490:4900010213","490:4900011360","490:4900010122","490:4900011068","491:4910005714","490:4900011289","490:4900008899","490:4900010492","490:4900007896","491:4910005006","490:4900011949"],"twin_admin_codes":[490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,491,490],"twin_sims":[0.11728139602986545,0.09067805885804328,0.08610527557376536,0.07195581794346462,0.06102462507517886,0.04241078031277167,0.03596685961701632,0.029899326497195493,0.027755710549590806,0.027172957386616254,0.025544106909964635,0.025272088530031184,0.02425217781696841,0.023321779655857217,0.023271685410259278,0.022754128151305078,0.02155451322709402,0.020316347462169496,0.019436379635428786,0.01895004349248275,0.01892770736789725,0.015199676272888683,0.014359962109941588,0.013816544085238787,0.01335617421777284],"twin_dists":[0.2688859318577407,0.28456681877091355,0.2876175774765013,0.2979595301321393,0.3071457656575311,0.32651761855393846,0.33492297744302585,0.34410216975042135,0.34772975016089347,0.348757521179068,0.3517344795888803,0.3522475138678715,0.3542146042563095,0.3560725313822204,0.3561743764753916,0.35723788836312015,0.3597860887570362,0.3625489719788751,0.3646032214416861,0.3657736443499229,0.36582802653898927,0.37580574415799956,0.3783478702715609,0.38006381549930607,0.3815648123681236],"n_dims_used":45,"mean_confidence":0.8933216518825955},"coverage":{"mean_confidence":0.8933216518825955,"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}}