{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002532},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000104","489:4890002697","489:4890002956","489:4890002616","489:4890002362","489:4890001793","489:4890001794","489:4890002779","489:4890002451","489:4890001789","489:4890002690","489:4890003107","489:4890002691","489:4890002614","489:4890002452","489:4890002692","489:4890002130","489:4890002200","489:4890002453","489:4890001958","489:4890001701","489:4890002686","489:4890002288","489:4890002446","489:4890002285"],"twin_admin_codes":[477,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7869470885644517,0.75898798005435,0.7175750787635342,0.6699612099774346,0.6489733737086857,0.6484781221966427,0.6480538424908528,0.6387958952968597,0.6258409738150053,0.6193014836022588,0.5991911197701268,0.5931714274626203,0.583537279429724,0.5826526186920782,0.5807883808430465,0.5778671522507921,0.5751592229700605,0.5714054857427833,0.5596877896807653,0.5523007006076418,0.5493225404171984,0.546918390598622,0.5422185765701375,0.5375690628328109,0.522273657816141],"twin_dists":[0.08990359386475776,0.09645213213881862,0.10581028352501333,0.11624099839517142,0.12077120539929968,0.12087778090598651,0.12096907365534418,0.12295901476896254,0.12573822156251785,0.12713950487627684,0.13144615620856712,0.1327355175743749,0.1348003259846951,0.13499003536924728,0.13538987937101188,0.1360166368660491,0.13659787965849154,0.13740403907017396,0.13992445684039262,0.14151702856871656,0.14216001161071062,0.1426794854531202,0.14369613789002117,0.14470349821745493,0.1480299789027055],"n_dims_used":45,"mean_confidence":0.919701894124349},"coverage":{"mean_confidence":0.919701894124349,"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}}