{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002812},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003763","480:4800002906","480:4800003628","480:4800002810","480:4800003442","480:4800003764","480:4800003503","480:4800003840","480:4800003629","480:4800003993","480:4800003284","480:4800003441","480:4800003329","480:4800003501","480:4800003562","480:4800004231","480:4800003839","480:4800004150","480:4800002609","480:4800003335","480:4800003564","480:4800003238","480:4800002859","480:4800002811","480:4800003914"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4659336277700403,0.4639542729205473,0.30202682043191154,0.2965162544002281,0.2952653640976992,0.24714819281963157,0.2381672241877788,0.235956938268363,0.23238109479437974,0.22399770425686125,0.19680383732179238,0.16340907565477011,0.13941617196834233,0.13632254114667564,0.13099285466042007,0.12258461900809584,0.11966868569354196,0.11732248457874352,0.1172666066392319,0.1111212497135694,0.10339554116404674,0.09839729468171744,0.09741433175559897,0.09687666267484378,0.0962654126221481],"twin_dists":[0.1605105841706731,0.1609573333518914,0.20096913093195057,0.20250870671215945,0.20286052248460623,0.2171482126118483,0.22000463903477835,0.2207183157495156,0.2218822360537807,0.22465804858037602,0.23417402233560297,0.24720533548963824,0.25781258669765056,0.2592765535101908,0.2618581770543955,0.266097182040613,0.26761887233138626,0.26886395766293936,0.26889384268243555,0.27224947472373656,0.2766779847061041,0.27968234691454635,0.28028719399748575,0.2806200681860496,0.2810002648718865],"n_dims_used":43,"mean_confidence":0.9128904120866642},"coverage":{"mean_confidence":0.9128904120866642,"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}}