{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007387},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005784","490:4900007626","490:4900005914","490:4900007518","490:4900005528","490:4900005793","490:4900005532","490:4900005251","490:4900005656","493:4930006231","490:4900006171","490:4900005781","490:4900005788","490:4900005250","490:4900005401","490:4900006166","490:4900006889","490:4900007390","490:4900005652","490:4900006052","490:4900004717","490:4900007388","490:4900009716","490:4900005662","490:4900005908"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,493,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.631159916904889,0.5928271769618885,0.5820311848739088,0.5727878382422391,0.5233381644209137,0.5063363800307062,0.49928156761260717,0.487360405662055,0.47015940625859975,0.4671440480741737,0.46577114338385517,0.4481715145222913,0.4391846964845622,0.4378371960354424,0.4225531018400402,0.41292846560297847,0.41202626921138696,0.406227746755881,0.40501092643294306,0.40312725967578233,0.38903519222007504,0.3828090795728353,0.37187548579428065,0.35865833886639453,0.355906102610141],"twin_dists":[0.12459777027611299,0.13280926728521697,0.13512331031983274,0.13710710001957319,0.14779778715788422,0.1515200673510609,0.15307404852798354,0.1557141892195699,0.1595589852018796,0.16023771028660364,0.1605472328014981,0.1645442893448423,0.16660778239760007,0.16691859335790413,0.17047134983971837,0.17273608623090062,0.17294953689244377,0.1743263327285993,0.17461635524443386,0.17506608651820574,0.1784614843994653,0.17997988464293804,0.18267539825448248,0.18598689056415596,0.18668420464078753],"n_dims_used":45,"mean_confidence":0.9075459798177083},"coverage":{"mean_confidence":0.9075459798177083,"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}}