{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001811},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001813","489:4890001900","489:4890001983","489:4890002321","489:4890001895","489:4890002469","489:4890002316","489:4890002991","489:4890001896","489:4890002233","489:4890003493","489:4890001812","489:4890001730","489:4890001645","489:4890001984","489:4890001734","489:4890003301","489:4890003429","489:4890003426","489:4890002059","489:4890002074","489:4890001807","489:4890001985","489:4890001910","489:4890002632"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9406443411362836,0.9283986356981503,0.9269102499523015,0.9219103466464214,0.917820432889265,0.9130805688836381,0.9115119190711408,0.9031607162225173,0.9007610201128853,0.9002934461127032,0.8996686633761907,0.8947879950138106,0.8865338564565703,0.8840593608364656,0.8814854688162057,0.8673099351906006,0.8628344995790115,0.8608173515422693,0.8604482332561798,0.853960841718609,0.8499241895512876,0.8483645954005534,0.8466799132676108,0.8372469692749498,0.8364722445327503],"twin_dists":[0.045433863737340374,0.050062891682242705,0.05060058560252224,0.0523725365545052,0.05378545014157534,0.0553853876848637,0.055906587269183086,0.058617799512308694,0.05937843806891089,0.05952574868765252,0.05972214017529421,0.06123921994972151,0.06374071618107421,0.06447612828795234,0.06523443381940737,0.06929966488203439,0.07054764449374762,0.07110505001160879,0.07120671807499153,0.07297742992641511,0.0740644771477003,0.07448158342212877,0.07493039007695736,0.07741133646063657,0.07761278923293802],"n_dims_used":45,"mean_confidence":0.9139798482259115},"coverage":{"mean_confidence":0.9139798482259115,"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}}