{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000638},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000580","500:5000000528","500:5000000527","500:5000000583","500:5000000584","500:5000000147","500:5000000189","500:5000000231","500:5000000526","500:5000000142","500:5000000088","500:5000000532","500:5000000581","500:5000000637","500:5000000087","500:5000000522","500:5000000148","500:5000000582","500:5000000116","500:5000000145","500:5000000054","500:5000000531","500:5000000579","500:5000000521","500:5000000113"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9722699304198764,0.9366178781023924,0.9227031156542402,0.8958158670828789,0.8115569812484473,0.7863499316581337,0.7847596048849625,0.7749536191838017,0.7630101547215243,0.763002065966503,0.7602457093775694,0.7511639487262017,0.7434296019746105,0.7074070800866149,0.6959322415811009,0.6928730730012602,0.6718951749210479,0.6599304596282842,0.6408070353192158,0.6338876501770254,0.6316081311469599,0.6287852284055454,0.6199627108621627,0.6159870002408405,0.6134096526853582],"twin_dists":[0.030800690638711867,0.04699945567629382,0.05209496959200889,0.06092218052123881,0.08392759832501806,0.09004590366381755,0.0904243306989476,0.09274022361097017,0.09552335885642838,0.09552523077743726,0.096162142877078,0.09824751200571227,0.10000861790149984,0.10806134795887014,0.11058459531400067,0.11125452972014539,0.11582196879368566,0.11840975652245989,0.12252705004726774,0.1240125974288237,0.12450163183306219,0.12510702647509292,0.1269978517825622,0.1278494663457135,0.12840144700207248],"n_dims_used":44,"mean_confidence":0.9166510321877219},"coverage":{"mean_confidence":0.9166510321877219,"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}}