{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003072","487:4870002941","487:4870002395","487:4870003336","487:4870002480","487:4870002487","487:4870002577","487:4870003199","487:4870002310","487:4870002581","487:4870002391","487:4870002580","487:4870003200","487:4870002812","487:4870002478","487:4870000430","487:4870003617","487:4870001428","487:4870004482","487:4870004350","487:4870002321","487:4870003335","487:4870003910","487:4870003201","487:4870002816"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.45871968979463407,0.38230163106559484,0.3642598082516097,0.2987631660916113,0.29638481662023447,0.2917048343636853,0.2783702918759083,0.26828746812716653,0.2548224639199273,0.25282453648341824,0.2253459385032181,0.20779243595928487,0.16977985735624734,0.16778295118639713,0.16572820005603361,0.16387329363299857,0.15731631089431203,0.1538503484276658,0.1537257977855592,0.13752888064502788,0.13438781979022332,0.13063696971654234,0.12556167587025588,0.1199568784962226,0.1171758908572607],"twin_dists":[0.16214203792727275,0.1801041561517957,0.18457608491459118,0.20187894392146982,0.20254563272206028,0.20386677794772584,0.2077020000007459,0.21067677385066202,0.21475980158931768,0.215377136834803,0.22420704508677594,0.23022725497168864,0.24458180809818073,0.24539639805922744,0.24624190336558557,0.2470116979255586,0.24978458541386106,0.25128447350715233,0.25133883087341613,0.25870276397737024,0.26020479007188885,0.26203335883441264,0.26457178054327934,0.2674672251971103,0.26894238317330726],"n_dims_used":43,"mean_confidence":0.8956688282101654},"coverage":{"mean_confidence":0.8956688282101654,"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}}