{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002933},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002932","466:4660013736","499:4990000293","499:4990002883","499:4990002149","499:4990002922","499:4990002697","499:4990002864","499:4990002533","499:4990001490","499:4990000827","499:4990002921","499:4990002210","499:4990001679","499:4990001855","499:4990002121","499:4990000343","499:4990001966","499:4990001604","499:4990002130","499:4990002987","499:4990002469","499:4990004091","499:4990002389","499:4990001669"],"twin_admin_codes":[499,466,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.6392370022997168,0.5779867824529898,0.5743912783449011,0.5543439124634529,0.5493110452703529,0.5350768577758446,0.5269284471208017,0.504092528311232,0.5020213865257785,0.49267230518360156,0.47936987774416895,0.4769093320782737,0.4692414125724895,0.467922460525902,0.46134748965473465,0.4552032823335617,0.4434849150301898,0.43839258002943254,0.4264668358659642,0.41720785798874654,0.4161678192610249,0.41348432890095627,0.4087541030472409,0.40114250250184147,0.39427633216655356],"twin_dists":[0.12286428497858222,0.1359909645810566,0.13676276179763566,0.1410762183808053,0.14216249450424306,0.14524414828876328,0.1470154544704866,0.1520136839999249,0.1524698334800251,0.15453547125779635,0.15749473684084925,0.15804491255895264,0.1597654587481317,0.16006235533711108,0.16154671308725368,0.16294059444367284,0.16561838757612668,0.16679044438636212,0.1695566692281305,0.1717263630245899,0.17197134828692895,0.17260467548694405,0.17372541929543805,0.17554097708525068,0.17719214382847728],"n_dims_used":44,"mean_confidence":0.932100382718173},"coverage":{"mean_confidence":0.932100382718173,"n_dims_used":44,"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}}