{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005429},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006440","490:4900005031","490:4900005556","490:4900005953","490:4900005958","490:4900005029","490:4900005028","490:4900006311","490:4900005164","490:4900007413","490:4900006322","490:4900005300","490:4900006310","490:4900005956","490:4900005684","490:4900007293","490:4900005293","490:4900005952","490:4900004745","490:4900005167","490:4900005030","490:4900005287","490:4900005291","490:4900005955","490:4900005426"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7774354087379746,0.6983649552654306,0.6895264619346289,0.6392274374007776,0.6341269885223687,0.6061556962575599,0.6027528324834964,0.593232839911265,0.5774589240162091,0.5478985212882026,0.5191746028939371,0.49081672753652633,0.4867114087011319,0.48566109170816996,0.4757458141960554,0.4590078348851621,0.45640326502603246,0.45317559494301946,0.45143367916412774,0.40308025260425173,0.3914843688234214,0.3914834609701749,0.3900563741299151,0.38865637749868515,0.3679369699509062],"twin_dists":[0.09215685589682684,0.11005105396429639,0.11198618547118558,0.12286633916632214,0.1239612415884828,0.1299547770478765,0.13068343191460374,0.13272236121348346,0.13610424497279897,0.142467658478224,0.14870657500353082,0.15494679335713257,0.15585846721413488,0.15609208710388994,0.15830539411899067,0.16207669974406239,0.16266783497144416,0.16340209103265382,0.1637991540057596,0.17507732164776532,0.17786733663353904,0.17786755654757552,0.17821354254844216,0.17855353797971527,0.18365590078383318],"n_dims_used":44,"mean_confidence":0.8986223394220526},"coverage":{"mean_confidence":0.8986223394220526,"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}}