{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001923},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002002","489:4890002097","489:4890002017","489:4890001760","489:4890002093","489:4890002494","489:4890001671","489:4890001932","489:4890002009","489:4890001924","489:4890001931","489:4890001841","489:4890001756","489:4890002006","489:4890002922","489:4890003176","489:4890003175","489:4890001752","489:4890002178","489:4890001830","489:4890001678","489:4890001669","489:4890001851","489:4890001925","489:4890002013"],"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":[0.8837314849493628,0.7987524813839058,0.7401890883001251,0.7333035644489716,0.7256545463384547,0.719556058952362,0.714976847063733,0.6507920969009021,0.637398060371417,0.6315606870281859,0.6311966489489153,0.6088528837413341,0.6015310089219639,0.6001177238790479,0.5994237122277158,0.5896380071581252,0.5881104191803934,0.57531021593169,0.5740161845436164,0.5624699724668385,0.5594784621539699,0.530657471407605,0.5301627382963044,0.5271404689659146,0.5261179872945784],"twin_dists":[0.06457309683434974,0.08706516086763,0.10074269477654398,0.10229551820421864,0.1040101206181031,0.10536989241402217,0.1063869648876813,0.12037971541838377,0.12325915689817811,0.12451180850755036,0.12458989176410636,0.12937723440046794,0.13094507087406196,0.1312477199606174,0.13139634488543844,0.1334925868055795,0.13381995937245814,0.1365654631016067,0.13684330443714585,0.13932542858057861,0.139969543269116,0.1462041272150138,0.14631169631717725,0.14696929142037266,0.14719195179979774],"n_dims_used":45,"mean_confidence":0.9147396511501736},"coverage":{"mean_confidence":0.9147396511501736,"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}}