{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003677},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002995","466:4660013619","487:4870004253","494:4940007296","466:4660014482","487:4870001781","494:4940008239","487:4870002298","490:4900001066","487:4870010007","466:4660012138","490:4900001428","494:4940007488","494:4940007046","494:4940008312","466:4660014530","494:4940007917","494:4940007403","487:4870003669","490:4900002765","496:4960008954","494:4940008669","496:4960007010","490:4900001029","466:4660011821"],"twin_admin_codes":[487,466,487,494,466,487,494,487,490,487,466,490,494,494,494,466,494,494,487,490,496,494,496,490,466],"twin_sims":[0.466072107024599,0.4455053513377775,0.4309078984004804,0.40523667106116984,0.3731994155562044,0.364320512503764,0.36274384250353914,0.3543935934721287,0.35122520522803624,0.3483171593490947,0.34168940101889933,0.33689158678069314,0.3283538301680061,0.3200140670284818,0.31723139813781004,0.31252800929385127,0.31160999241008874,0.30666559021129935,0.30313019610047076,0.30239392046907015,0.300105750519368,0.2937321254688816,0.2904179203552906,0.28598825227623725,0.28302383373192064],"twin_dists":[0.16047935342160866,0.16515480587633782,0.16852293522152337,0.17456252090298274,0.18234696003785936,0.18456085624892943,0.18495680694640598,0.18706860187646113,0.18787660130055056,0.18862156404509328,0.19033177132586312,0.19158085819102647,0.19382769772575914,0.19605372920983047,0.19680367570478957,0.19807977083417183,0.19833011274634713,0.19968576481263753,0.20066283923862854,0.20086715359724797,0.20150397027567352,0.20329295147431628,0.20423226985236068,0.20549776648377346,0.2063512430813567],"n_dims_used":43,"mean_confidence":0.9134865694267805},"coverage":{"mean_confidence":0.9134865694267805,"n_dims_used":43,"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}}