{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003734},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002757","490:4900003478","490:4900003887","490:4900001426","490:4900003864","490:4900003614","490:4900003336","490:4900002001","490:4900002613","490:4900003207","490:4900002464","490:4900002913","490:4900002459","490:4900003880","490:4900003735","490:4900002617","490:4900004312","490:4900002149","490:4900004298","490:4900000691","496:4960011812","490:4900001567","490:4900003208","490:4900000919","490:4900002614"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490],"twin_sims":[0.7947641260488104,0.75301412476014,0.6490349909305163,0.645361316490687,0.6283752036325658,0.6173650130167447,0.6088030647144427,0.6084687910747745,0.6070479874510114,0.5941757533348766,0.5742721703740625,0.5689738925823357,0.5652651114556825,0.545106993720032,0.520761215709824,0.5182974509239584,0.515000913563718,0.5110721465154613,0.5095745011605923,0.4943346257739661,0.49407321461483167,0.4940030009843519,0.49390056263395604,0.4903407816048818,0.48352079698215344],"twin_dists":[0.08802959528553775,0.09782425257578596,0.12075794481219748,0.1215482189853469,0.12519494144426369,0.12755431365912015,0.12938790214399792,0.12945947996390295,0.12976371352632685,0.13252036840052137,0.136788336892066,0.13792655006757723,0.13872400163745677,0.14307113873983646,0.14836006277888142,0.1488982503489411,0.14961931056206018,0.15048015084852107,0.15080874394981356,0.15416737445677414,0.15422523622100517,0.15424077909566902,0.1542634565644744,0.1550523695709778,0.15656863149183378],"n_dims_used":45,"mean_confidence":0.9145978291829427},"coverage":{"mean_confidence":0.9145978291829427,"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}}