{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001210},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001277","491:4910001343","491:4910003447","491:4910003793","492:4920002986","491:4910003491","491:4910003634","491:4910004397","491:4910002164","491:4910004047","491:4910004045","665:6650000319","491:4910004194","491:4910004396","491:4910004215","492:4920004428","665:6650000207","491:4910004334","491:4910004860","491:4910004706","491:4910004292","497:4970001108","491:4910003778","491:4910003537","491:4910003493"],"twin_admin_codes":[491,491,491,491,492,491,491,491,491,491,491,665,491,491,491,492,665,491,491,491,491,497,491,491,491],"twin_sims":[0.24832095945038668,0.11662119353734851,0.10125183622702708,0.029461711316783868,0.028896635073117186,0.028067197373415915,0.026988307781003622,0.023083004031248147,0.01938223872229554,0.019324518057507064,0.0166281555176855,0.01620104792446354,0.01607300883441972,0.014743898640105986,0.014339203755075521,0.013931050126577818,0.013324754425424622,0.012379120798020473,0.011654232346191087,0.010617745136368446,0.010455688085986433,0.009947111740854758,0.009659293737614802,0.009648765102140596,0.009538527821287085],"twin_dists":[0.21678018076087055,0.2692398209609101,0.27795230561665896,0.344824163868483,0.3457701882007772,0.3471879913093119,0.3490871386254969,0.35655969326108156,0.36473224414437827,0.3648701447898625,0.3717523252277216,0.3729311179268194,0.3732898180725967,0.3771697296659325,0.37841235741177337,0.37969734744264877,0.3816689128407067,0.3849083688920298,0.38754363660301794,0.391576580668193,0.3922385459902732,0.39437700787983765,0.39563080558916414,0.39567729944756574,0.39616683872506964],"n_dims_used":45,"mean_confidence":0.8978435940212673},"coverage":{"mean_confidence":0.8978435940212673,"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}}