{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002027","469:4690003409","489:4890003769","467:4670001096","467:4670002620","489:4890004741","467:4670002292","469:4690002504","489:4890003849","489:4890004151","484:4840005741","469:4690005017","468:4680003759","472:4720005632","469:4690002194","489:4890003770","489:4890004022","467:4670002377","489:4890002025","469:4690005269","489:4890003973","489:4890001775","484:4840003190","472:4720005779","469:4690005723"],"twin_admin_codes":[489,469,489,467,467,489,467,469,489,489,484,469,468,472,469,489,489,467,489,469,489,489,484,472,469],"twin_sims":[0.28448804459089744,0.23948004305477835,0.21938177018430496,0.21241081169183929,0.20760193159138413,0.19381297659344543,0.19234591276951857,0.1905358687866531,0.1867389007675494,0.17798397428907548,0.1720319702607722,0.16549803980516703,0.16245998309936902,0.16209640053042124,0.15975345737189778,0.15761283906780854,0.1567366270700863,0.1554627186508624,0.15456723798401664,0.15194320027971406,0.1517465446148709,0.14752674240993296,0.14620745254072076,0.14612290677921497,0.14375336785349915],"twin_dists":[0.20592901727574633,0.21958278614467025,0.22621599369923046,0.22861105401650117,0.23029444455526485,0.235274480329391,0.23581858947892817,0.23649390372520296,0.23792523224761072,0.2413053829607827,0.24367132476079176,0.24633708156002931,0.24760247016639025,0.24775505170906942,0.24874429952616878,0.2496573887048304,0.25003374885213403,0.2505836825667006,0.25097222825400844,0.25212036910317226,0.2522069997469146,0.25408613728435436,0.2546817673582121,0.2547200732083865,0.25580040055475495],"n_dims_used":45,"mean_confidence":0.9172333611382378},"coverage":{"mean_confidence":0.9172333611382378,"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}}