{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008590},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009353","490:4900009140","490:4900009144","490:4900008811","490:4900009250","490:4900008923","490:4900009129","490:4900008255","490:4900009648","490:4900009459","490:4900009141","490:4900008808","490:4900009245","490:4900008701","490:4900008366","490:4900009355","490:4900009248","490:4900009247","490:4900008910","490:4900009349","490:4900008476","490:4900008585","490:4900009130","490:4900009018","490:4900008695"],"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":[0.03971368697587911,0.02111977451872126,0.005728238218534464,0.0014904840263501064,0.0014773485234644702,0.001464993860844537,0.0009678258088515923,0.0007118771826021261,0.000686205245375331,0.0005731354870918464,0.0004118513858884232,0.00031639689362859147,0.0002980148240513414,0.0002874835153513462,0.00023669614411941874,0.00019646282052119721,0.00014329325366675423,0.0001391529881119039,0.00012167713975131911,0.00008497817274099218,0.00006298115130447604,0.00004997859908721597,0.000044450531144804737,0.00003042573831302675,0.000026913858951526427],"twin_dists":[0.32989446055941024,0.36074005935941705,0.4173135167078508,0.4685807558339654,0.46889928983552004,0.469201283976155,0.4838747086559809,0.49446562682663026,0.495716943089825,0.5018061263068877,0.512793685921302,0.5213943289404834,0.5233270614039638,0.5244853789925388,0.5307000623614913,0.536588742475897,0.5464187899015914,0.547323097843424,0.5514434459028047,0.5623165202245665,0.5712314935353435,0.5780192613560258,0.5814297787734792,0.5923251070164413,0.5958074509616716],"n_dims_used":45,"mean_confidence":0.8866709391276042},"coverage":{"mean_confidence":0.8866709391276042,"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}}