{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000158},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000157","500:5000000196","500:5000000198","485:4850007542","500:5000000195","500:5000000250","500:5000000439","485:4850006985","485:4850007643","485:4850006908","485:4850007061","485:4850006984","500:5000000549","500:5000000159","500:5000000126","485:4850006986","500:5000000299","485:4850007646","500:5000000201","500:5000000289","485:4850007273","485:4850006904","500:5000000441","500:5000000605","500:5000000132"],"twin_admin_codes":[500,500,500,485,500,500,500,485,485,485,485,485,500,500,500,485,500,485,500,500,485,485,500,500,500],"twin_sims":[0.9939150429501938,0.9677533067270649,0.9508546262966618,0.9231363581797943,0.9108716560765936,0.9108281220299492,0.8977464408864672,0.8852131694598394,0.8817937055699232,0.8800189642575603,0.8779818326516458,0.8771432255364158,0.8678889027953577,0.864346205517155,0.8622001323085943,0.8621745207299539,0.8609966515714189,0.8568024664135735,0.8522254722810783,0.8509066797684329,0.8476439688804353,0.8464048872290885,0.8356773804736776,0.8337915424821959,0.8325074009057073],"twin_dists":[0.014349274693848004,0.03325297841411349,0.04123145463913153,0.051942755804483584,0.056118185600449885,0.05613254944587716,0.06032320015065902,0.0641340137157293,0.06514397199015201,0.0656635496186441,0.06625619933525216,0.06649903168927873,0.06913704957176481,0.0701278673077084,0.0707232741629411,0.07073035848500145,0.07105562778310025,0.07220551529691914,0.07344609486727524,0.07380089964261757,0.0746737823797486,0.07500348765986195,0.07781913009034792,0.07830728484368218,0.0786385821269074],"n_dims_used":45,"mean_confidence":0.9206442091200087},"coverage":{"mean_confidence":0.9206442091200087,"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}}