{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001991},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001511","471:4710001713","471:4710001765","471:4710001319","471:4710001771","476:4760001102","471:4710001661","471:4710001769","471:4710001770","471:4710001992","471:4710001708","471:4710001561","476:4760001145","476:4760001559","471:4710001364","484:4840004310","471:4710002872","471:4710003421","484:4840006265","471:4710001322","476:4760000684","471:4710001714","484:4840003422","471:4710001711","471:4710001710"],"twin_admin_codes":[471,471,471,471,471,476,471,471,471,471,471,471,476,476,471,484,471,471,484,471,476,471,484,471,471],"twin_sims":[0.5983248469349055,0.5905083962289532,0.5603819574636195,0.502986734204587,0.49424617255490433,0.3916884730723171,0.39097193973120486,0.3851873691304145,0.38418304964586664,0.37394019315163635,0.3719725368736611,0.3625086618133571,0.3611146931923923,0.3502323478544289,0.3399649460901409,0.32696707654781104,0.2856056477851448,0.2625882346673937,0.26192928707317864,0.25784988011220294,0.2538287660417508,0.25331787332604255,0.2472045851097769,0.22884430412278536,0.2252216240286146],"twin_dists":[0.13163167883474072,0.13330607700657712,0.13977495877704207,0.15225716110826903,0.15418695204142235,0.17781790143542905,0.17799150291330976,0.17939850123232842,0.1796438018904131,0.18216343979283878,0.18265130239464078,0.18501594273395186,0.18536685442375073,0.18813058000507812,0.19077963341755214,0.19419565361162724,0.2056076207831503,0.21238891734515297,0.21258836689999555,0.21383018696145847,0.21506645624091003,0.21522441432495223,0.21713049023746953,0.22304508489100863,0.22424855482737227],"n_dims_used":45,"mean_confidence":0.9193140665690104},"coverage":{"mean_confidence":0.9193140665690104,"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}}