{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001889","489:4890001714","489:4890002056","489:4890002057","489:4890002626","489:4890001972","489:4890001798","489:4890001888","489:4890002137","489:4890001551","489:4890001966","489:4890001402","489:4890001473","489:4890002220","489:4890002054","489:4890001800","489:4890002548","489:4890002385","481:4810004188","489:4890001886","489:4890001802","489:4890001472","489:4890001552","481:4810005394","481:4810004484"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,481,489,489,489,489,481,481],"twin_sims":[0.7124111126529111,0.5176815109793839,0.4210320969634054,0.4056687592754016,0.388776440105949,0.30052543450131497,0.300113936291047,0.29722193886345455,0.2827304796651552,0.27470514560611986,0.27239218932051174,0.26002413473928965,0.24367012443203112,0.22053616501385878,0.22038227994699164,0.21999960386889814,0.21920893683840156,0.21587603254078105,0.211491327805622,0.2079908782445498,0.19752012557207474,0.18733750631525556,0.18287868402919608,0.16681549158796188,0.16307925632350423],"twin_dists":[0.1069554258730204,0.14903289194976313,0.17082778014969324,0.1744595161920925,0.17852435768854855,0.2013869570953702,0.20150168706528437,0.20231061686245416,0.2064359942510366,0.2087755675276967,0.20945758365209594,0.21316679269287594,0.21824633140856223,0.225824329199946,0.22587646008068693,0.22600620309473665,0.22627475157911542,0.2274139698951876,0.22893091107998215,0.230157310382397,0.23391219380636483,0.2376982325905043,0.2394015055864638,0.2457935606510113,0.24734315394982181],"n_dims_used":45,"mean_confidence":0.9175853305392795},"coverage":{"mean_confidence":0.9175853305392795,"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}}