{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012078},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012082","490:4900010207","490:4900011680","490:4900009692","490:4900011878","490:4900012214","490:4900010898","490:4900012146","490:4900009289","490:4900011744","490:4900009177","490:4900011944","490:4900008401","490:4900007855","490:4900010548","490:4900008960","490:4900010558","490:4900011492","490:4900009811","490:4900011812","490:4900011279","490:4900010900","490:4900002423","490:4900010895","490:4900010014"],"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":[0.5542315015151426,0.48083500544646934,0.4575138188122773,0.4429510090695655,0.4353620344019756,0.4015900035864254,0.38992760572827245,0.3816352243124832,0.30164507609884983,0.29113323455479717,0.2860274789971588,0.27904711896533574,0.27680802287909073,0.27046976756656194,0.26497306677530846,0.262507054753189,0.256686896690632,0.25058614987880684,0.2504419929172655,0.24859005807533022,0.2464574642132429,0.22675068451216063,0.226303014556973,0.2251358107038727,0.22283456523348671],"twin_dists":[0.14110046381306404,0.15716756578623456,0.1624156345473195,0.16574102579789016,0.16749049454200018,0.17543381157161833,0.17824479057088263,0.18026747605870508,0.20107525292121797,0.20402899734368307,0.20548650860645037,0.20750469379114383,0.20815854588359076,0.21002716084651343,0.21166968428126534,0.21241347185120324,0.21418647795701326,0.2160724703061056,0.21611738688020493,0.21669589087813457,0.21736549863730603,0.22373904074836298,0.22388797678789923,0.22427721756563904,0.22504858942695816],"n_dims_used":45,"mean_confidence":0.9149146185980903},"coverage":{"mean_confidence":0.9149146185980903,"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}}