{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850003239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850003147","485:4850003240","485:4850003048","485:4850003046","485:4850002952","485:4850003234","485:4850003141","485:4850003236","485:4850003487","485:4850002942","485:4850003809","485:4850003325","485:4850003570","485:4850002865","485:4850002941","485:4850003045","485:4850003137","485:4850006286","485:4850006471","485:4850006470","485:4850003562","485:4850003407","485:4850002858","485:4850006461","485:4850006547"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485],"twin_sims":[0.9645993500338524,0.9353590749719423,0.8905582493942582,0.8816635242186375,0.876326225081783,0.8555925246033094,0.8241597915117961,0.7855181169085433,0.7622890759997698,0.7354052734216036,0.726710407247816,0.7176685891999853,0.7127668717717506,0.7058646615898412,0.7056972300847214,0.6930105425219187,0.6876984164856962,0.687363955560272,0.6869392666733647,0.6790749839272011,0.6521436307628705,0.6486016802818411,0.6432966153685722,0.6418231380067304,0.6364621595807834],"twin_dists":[0.034869519845576354,0.04747966349839628,0.06253069258107335,0.06518218928344424,0.06673497990901439,0.07253488112103748,0.08077124939557914,0.09024394096102266,0.09569016680280908,0.10182251566330695,0.10377405853562384,0.1057895092014871,0.10687666296362276,0.1084015218622413,0.10843842859859991,0.11122444829815757,0.11238532281325363,0.11245831058186195,0.11255097128592201,0.11426353032729797,0.12008867468123892,0.12085119304197313,0.12199208995828628,0.12230874236703564,0.12346007210140288],"n_dims_used":45,"mean_confidence":0.9177680121527778},"coverage":{"mean_confidence":0.9177680121527778,"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}}