{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002996},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002615","480:4800003342","480:4800003029","480:4800003122","480:4800003157","480:4800002602","480:4800002997","480:4800003081","480:4800005570","480:4800002605","480:4800002619","480:4800003845","480:4800003511","480:4800003150","480:4800003455","480:4800002939","480:4800003149","480:4800003394","480:4800003072","480:4800003447","480:4800003398","480:4800002612","480:4800003390","665:6650004337","480:4800003848"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,665,480],"twin_sims":[0.1368628410753374,0.13615752951081128,0.10356772850763896,0.10062927013018613,0.08785010985837359,0.07193242873308449,0.06685541590284097,0.06624124715815544,0.052867413466396465,0.05186060785728354,0.04834430438966662,0.04771925768363727,0.047440984654073544,0.04464551038497565,0.0441395387336709,0.04403863971207325,0.04203320225408808,0.03930909133686412,0.03885699779602016,0.03862700065047332,0.03815021450362453,0.036941102308994785,0.03613861887453303,0.036000643529392674,0.03459286665302633],"twin_dists":[0.2590190944730367,0.25935533575408926,0.27657652566118834,0.27832633564103537,0.28643865806750013,0.29797793349710294,0.30209280141703415,0.3026076636164314,0.3149271880496348,0.31595533524382463,0.3196816046349256,0.3203674943746523,0.32067527231871185,0.32385403445488475,0.3244471262710939,0.3245660805779256,0.32697926032867175,0.33041761647521256,0.33100760246028355,0.3313099824830976,0.3319417047365381,0.3335742439981622,0.33468296094250954,0.33487569096783376,0.3368788880493628],"n_dims_used":43,"mean_confidence":0.9131604571675145},"coverage":{"mean_confidence":0.9131604571675145,"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}}