{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810000855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001191","481:4810000919","481:4810000988","488:4880002962","488:4880003838","481:4810001599","488:4880003194","481:4810001057","481:4810001854","481:4810001685","481:4810000921","481:4810000860","488:4880002854","488:4880003244","481:4810001944","488:4880003000","481:4810000675","488:4880002858","488:4880003090","488:4880002893","488:4880004051","488:4880002829","488:4880002921","488:4880002138","481:4810000618"],"twin_admin_codes":[481,481,481,488,488,481,488,481,481,481,481,481,488,488,481,488,481,488,488,488,488,488,488,488,481],"twin_sims":[0.9492486696624441,0.918054628113343,0.8302167654602597,0.8200433491056252,0.8124708502965519,0.7877671283361731,0.7780499603069129,0.7731828278580309,0.7618455623650064,0.7595921851668923,0.7593877111341294,0.7417982781422613,0.7302275515684075,0.7241693774594566,0.7174528005568165,0.7071364915913156,0.6908951862359811,0.6879706834814066,0.685668912751513,0.6806041068211434,0.6749107234547838,0.6732782668945029,0.6695841321702695,0.6678841631026384,0.664836225586302],"twin_dists":[0.04191727248882574,0.05370537989213536,0.07922736513253932,0.08181022203594825,0.08370110790502595,0.08970797687134274,0.09201211753925602,0.0931553658638926,0.09579269927267366,0.09631287220425633,0.09636001042954001,0.10037843355598315,0.10298630498201353,0.10434183998079172,0.10583744684135576,0.10812104878758358,0.1116870982008646,0.11232589853085703,0.11282803044185102,0.11393101736900138,0.11516797043616268,0.11552210624218255,0.1163226640391733,0.11669069522391652,0.11734999675606478],"n_dims_used":45,"mean_confidence":0.9225095960828993},"coverage":{"mean_confidence":0.9225095960828993,"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}}