{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870008906},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870008622","472:4720004535","494:4940001108","487:4870008636","466:4660011299","487:4870010915","494:4940006846","479:4790006558","487:4870008502","466:4660010980","487:4870011399","466:4660012852","487:4870009328","487:4870000902","494:4940004459","487:4870008774","487:4870002245","466:4660008648","487:4870010937","487:4870000174","494:4940000692","487:4870010274","469:4690003977","466:4660010360","468:4680009152"],"twin_admin_codes":[487,472,494,487,466,487,494,479,487,466,487,466,487,487,494,487,487,466,487,487,494,487,469,466,468],"twin_sims":[0.014773743512951845,0.008770565866038945,0.007461628814229268,0.005046907881317039,0.004310231101691966,0.003167455815233331,0.002859819794189871,0.002736819442244394,0.002631774348927654,0.0021955637326116994,0.0017108922692713096,0.0016923885638919615,0.0014004825471381683,0.0013937484674017234,0.001335931567533743,0.0013066806700621175,0.0012006628477159364,0.001039723222904634,0.0010320288909032036,0.001018034374315423,0.0010028240072818707,0.0009609122392914735,0.0008278445350623247,0.0008157351697080791,0.0007973633709320458],"twin_dists":[0.3770792853768649,0.3997246390499323,0.40648770713870086,0.4224008532444146,0.42865521670608586,0.44061062430881015,0.44450467437521957,0.44616976422702476,0.4476469321887281,0.4544239991383061,0.4635897157890179,0.46398519520736065,0.47081744123605784,0.470990089538003,0.4725049620070104,0.47329460732220685,0.47630063663830957,0.48137031265033087,0.481630517957192,0.48210842745076926,0.4826348178411292,0.48412454959760776,0.4892903086821492,0.4897980286890706,0.4905818604376504],"n_dims_used":43,"mean_confidence":0.911853878997093},"coverage":{"mean_confidence":0.911853878997093,"n_dims_used":43,"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}}