{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008673","490:4900003704","494:4940007990","490:4900001009","490:4900005892","494:4940007681","490:4900001979","494:4940008798","494:4940007476","494:4940008337","494:4940007483","490:4900002284","494:4940007484","490:4900001406","494:4940007887","490:4900003573","494:4940007590","490:4900001148","490:4900001532","494:4940007266","490:4900000802","494:4940006810","490:4900001139","494:4940008584","490:4900003570"],"twin_admin_codes":[494,490,494,490,490,494,490,494,494,494,494,490,494,490,494,490,494,490,490,494,490,494,490,494,490],"twin_sims":[0.4600802179909881,0.45872898524174566,0.4341140294789379,0.4327517640629936,0.3917187950868825,0.39030386659908145,0.3822703072472185,0.372417866991436,0.3543585300080164,0.33905801871623065,0.31372458533036685,0.29948107678126545,0.29532634325066026,0.28524072148241064,0.278480455457525,0.2766615512175712,0.2760203492042006,0.27468251635577856,0.2711563391844901,0.2703981544063777,0.2696572461426484,0.26287259114681444,0.2624553156578334,0.2569739715806596,0.2532352248414184],"twin_dists":[0.16183366079199918,0.16213992991376117,0.16777934440366193,0.16809502002841215,0.17781055829843384,0.1781534975244411,0.18011182978514173,0.1825407755710342,0.1870775231504879,0.19101566244487747,0.19775409463002216,0.20167831449985194,0.20284335160381597,0.20571248171947012,0.20766986562611933,0.20820143020827567,0.20838932635939578,0.2087822230532918,0.2098234569312381,0.21004842665295767,0.2102686468007744,0.21230294543607017,0.2124291238673847,0.21409843519098662,0.21524998665354353],"n_dims_used":45,"mean_confidence":0.9204717000325521},"coverage":{"mean_confidence":0.9204717000325521,"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}}