{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000214","470:4700006321","481:4810006117","470:4700004817","489:4890000543","489:4890001055","481:4810005437","489:4890000590","485:4850004384","489:4890000831","470:4700008916","489:4890000037","470:4700007860","499:4990001828","470:4700005611","481:4810006166","481:4810006152","470:4700005136","470:4700008994","481:4810005847","489:4890001586","489:4890000483","470:4700005445","489:4890000496","477:4770000247"],"twin_admin_codes":[489,470,481,470,489,489,481,489,485,489,470,489,470,499,470,481,481,470,470,481,489,489,470,489,477],"twin_sims":[0.4823273271742612,0.38825044840831385,0.34443030966924504,0.34221651315868484,0.34049556440439704,0.33823055586181544,0.32899839847176454,0.32551046914963067,0.32458170073845244,0.31695021996501194,0.3116423745837418,0.3108898866706771,0.3095425341859465,0.3073654909551044,0.3072030534976382,0.2965485416830332,0.29510273853380664,0.2908562698433355,0.2896261225241362,0.2895887047482232,0.28805176465726484,0.28654433966263465,0.28505371146111397,0.2826877093175999,0.28157598950067053],"twin_dists":[0.15683464700588348,0.17865222737813255,0.18962240030559846,0.19019511520742172,0.1906416959955256,0.19123130705428293,0.19365696211408945,0.19458307433842884,0.19483060515603606,0.19687966083882977,0.19832127501558652,0.1985267795009576,0.19889545387401553,0.19949310708865742,0.19953779777411915,0.20249963742682883,0.20290632581569865,0.20410766774952643,0.20445762495220457,0.20446828358145316,0.20490680077766604,0.20533825860803254,0.20576624998834453,0.20644835521292706,0.20677004837220242],"n_dims_used":45,"mean_confidence":0.9146389431423612},"coverage":{"mean_confidence":0.9146389431423612,"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}}