{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010404},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010996","490:4900011062","490:4900010511","490:4900009336","490:4900008666","490:4900008009","490:4900010660","490:4900011076","490:4900008011","490:4900009337","490:4900010320","490:4900009661","490:4900007994","490:4900011064","490:4900009965","490:4900011075","490:4900007899","490:4900009545","490:4900011389","490:4900009959","490:4900010650","490:4900011364","490:4900010517","490:4900010827","490:4900009956"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1053627975275929,0.09868409342410349,0.08754820510087724,0.08557242012875367,0.07448735068826975,0.07215082217566719,0.07034563872327425,0.057834433271781074,0.05743644284535006,0.05448451571167922,0.05380699162351486,0.053422319842915435,0.05168287506501162,0.05158368654273586,0.049649957775492914,0.0490531320497662,0.044191353443101704,0.04398071899148469,0.04365961345119553,0.0430329903819826,0.042990043497929516,0.041149700285647836,0.03917075780994396,0.0360902196312294,0.03443111545919299],"twin_dists":[0.2755265542982569,0.27950676454161605,0.2866413037844939,0.28798139582669047,0.29599566483222695,0.29780628297927253,0.299237948864967,0.31008038782133635,0.3104557887435404,0.31330931292864195,0.3139822496777447,0.3143674484961337,0.31613855458301227,0.3162410328276017,0.31827240908689347,0.3189126805690245,0.3243861283431218,0.32463446932125606,0.3250149865546493,0.3257643729579266,0.3258160689154999,0.32807327044396717,0.3305975309113012,0.33475049584475225,0.33711347345400244],"n_dims_used":45,"mean_confidence":0.8811622619628906},"coverage":{"mean_confidence":0.8811622619628906,"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}}