{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005259},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000221","490:4900000021","496:4960008196","488:4880004069","487:4870004973","496:4960009887","496:4960008879","496:4960008389","494:4940001219","490:4900000572","496:4960010388","496:4960007945","490:4900000603","466:4660014256","478:4780001240","487:4870003237","490:4900002207","496:4960011482","496:4960009790","490:4900000266","496:4960003640","490:4900000389","496:4960009582","469:4690003883","487:4870004832"],"twin_admin_codes":[490,490,496,488,487,496,496,496,494,490,496,496,490,466,478,487,490,496,496,490,496,490,496,469,487],"twin_sims":[0.2448372285779653,0.1814020961841131,0.15926233671351814,0.15156041942330792,0.14749201365099854,0.13795480947254393,0.1140102633742543,0.11268255599093459,0.10852736188794156,0.10320066253817307,0.09926695346435396,0.09618129854406456,0.09456679588939025,0.09324900105926712,0.09114820431201201,0.09013766634574749,0.08818055062095106,0.08789072840199295,0.08547756034587223,0.08404854096028416,0.07919349224973939,0.07791437862788422,0.07757168031673752,0.07343614469274354,0.07341321470113778],"twin_dists":[0.21787672629742152,0.239972010063146,0.24895299775432728,0.2522890675350743,0.2541017659895344,0.2585010725521142,0.27065461785168227,0.2713836510516796,0.27370893085408904,0.27679297332210245,0.27915115823418324,0.2810527321626193,0.2820668676187379,0.28290479007750036,0.2842601255904897,0.2849208957915742,0.2862174914570092,0.2864114361723723,0.2880463524470441,0.28903191636650355,0.29248364021734335,0.2934212051839794,0.2936744963216128,0.2968044950185332,0.296822242064456],"n_dims_used":43,"mean_confidence":0.907663389693859},"coverage":{"mean_confidence":0.907663389693859,"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}}