{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011743},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011919","490:4900010787","490:4900010697","490:4900012058","490:4900004939","490:4900010864","490:4900010880","490:4900012192","490:4900004805","490:4900011742","490:4900010528","490:4900011985","490:4900010966","490:4900010710","490:4900010184","490:4900012056","490:4900010542","490:4900010624","490:4900010959","490:4900011258","490:4900010189","490:4900010953","490:4900010629","490:4900012054","490:4900010696"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2897241672284361,0.1860674627500307,0.15463569853863185,0.14276090607828273,0.13665796344867906,0.12879255330843736,0.09631866476940874,0.09398840617184774,0.0896053031273028,0.08850742548275663,0.08076973741896915,0.07795150509603081,0.07735551547559942,0.06952767185815464,0.06434998840546328,0.06165247289828051,0.05837327364349993,0.058289392961468185,0.05767390604104097,0.052997131153926534,0.052795338925143216,0.05170628020667539,0.051697385004509405,0.05109952954809804,0.04800585265590664],"twin_dists":[0.20442970035279012,0.23818045970298451,0.25094246539931275,0.25625681402869543,0.2591166312489819,0.2629470753251217,0.2809670667609563,0.28243349666083867,0.285271360078195,0.2859993581097742,0.2913448596341145,0.29339381852600677,0.293834728845307,0.2998964995420652,0.3042179793792353,0.3065831318794398,0.3095755110343283,0.30965385152203756,0.31023154653942375,0.31479590551744246,0.31500024763354906,0.31611439702046557,0.3161235771117009,0.31674361198640727,0.32005207593569684],"n_dims_used":45,"mean_confidence":0.912420145670573},"coverage":{"mean_confidence":0.912420145670573,"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}}