{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000183},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000147","495:4950000680","495:4950000440","495:4950000433","495:4950000540","495:4950000228","480:4800000184","495:4950000222","495:4950000225","495:4950000541","495:4950000663","495:4950000384","495:4950000369","495:4950000186","495:4950000523","495:4950000139","491:4910003052","495:4950000371","480:4800000148","480:4800000186","495:4950000104","495:4950000190","495:4950000157","495:4950000224","495:4950000437"],"twin_admin_codes":[480,495,495,495,495,495,480,495,495,495,495,495,495,495,495,495,491,495,480,480,495,495,495,495,495],"twin_sims":[0.4460945012248348,0.33594663070829667,0.15202778951536774,0.14510456749086506,0.13269906967990022,0.12623727325272718,0.1136273403579472,0.11045770940623587,0.109514872167764,0.10830759632556007,0.10473780647217787,0.09599009505158305,0.09471677029786382,0.09016191705486691,0.08815895510439736,0.08701416461050615,0.078643220724449,0.07561478534687101,0.07530794401180486,0.07102199840983789,0.07056454429857557,0.06988520919953325,0.06912098734502348,0.06910981361077473,0.06877278207031784],"twin_dists":[0.1650197790945194,0.19182800032644312,0.2520831312357405,0.2551827547658489,0.26102325206803784,0.2642294463209536,0.27086420372332903,0.272620287821684,0.2731501568135498,0.27383381868937784,0.2758905323920889,0.2811721323091093,0.28197209062682727,0.28490497021200956,0.28623192538538594,0.2870011287784975,0.2928854760393793,0.2951383617184487,0.2953706573057315,0.29869808534031533,0.29906276142822447,0.2996078739849822,0.3002262692693619,0.30023535198972884,0.30050987535505264],"n_dims_used":43,"mean_confidence":0.8954205180323401},"coverage":{"mean_confidence":0.8954205180323401,"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}}