{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001446},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001505","477:4770001032","477:4770000848","477:4770001154","477:4770001388","477:4770001039","477:4770001153","477:4770001093","477:4770000849","477:4770001448","477:4770000850","477:4770000847","477:4770001562","477:4770001090","477:4770001336","477:4770000788","477:4770000970","477:4770001271","477:4770000909","477:4770000974","477:4770001030","477:4770001274","477:4770001151","489:4890004102","477:4770001157"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477],"twin_sims":[0.6803256083347147,0.6781191668002793,0.661668891075904,0.6418094414099168,0.6279804250358672,0.6145858996407828,0.6022071107412357,0.5544529786837079,0.539804206492627,0.5240651383887397,0.5113336864719163,0.4772300879171592,0.45607469926633554,0.4418265967137532,0.44019426320860333,0.4340795868892233,0.4306569149033826,0.41969322483728083,0.41609137694363,0.41039735959638846,0.4064936696775533,0.40039443696884086,0.39952994970007805,0.3995047802490802,0.3969421915429073],"twin_dists":[0.11399159432126725,0.11447126469387077,0.1180344059428556,0.12231168534427149,0.12527958329401148,0.1281495425513814,0.13080029078963093,0.14105269507514545,0.14421902904504166,0.14763928043400384,0.15042279258623303,0.1579731399820387,0.1627424929604386,0.1659994902904567,0.16637516358193397,0.1677873208249123,0.16858123954726528,0.17114197952666468,0.17198936493875344,0.17333543798730844,0.17426300299344558,0.17572024134390268,0.17592759398392055,0.17593363408707977,0.17654950950737272],"n_dims_used":45,"mean_confidence":0.9201082017686631},"coverage":{"mean_confidence":0.9201082017686631,"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}}