{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006332},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002841","490:4900005445","490:4900006092","490:4900007528","490:4900006211","490:4900007055","490:4900006210","490:4900007664","490:4900004094","490:4900001922","490:4900006927","490:4900005567","490:4900004640","490:4900011909","490:4900005566","490:4900011961","490:4900006204","490:4900006097","490:4900003268","490:4900003669","490:4900006804","490:4900007173","490:4900011161","490:4900002975","490:4900007307"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.007720147824148857,0.0059075457112955365,0.005635382325253435,0.004703910420395668,0.0032863788011911277,0.0025366490988554115,0.002262308631654194,0.0019744821109611353,0.0018074981468408353,0.0015698074847008117,0.001337881504008914,0.0013091544971278524,0.001232168914362889,0.0010601251066637185,0.0008152568014936352,0.0007934939280810435,0.0007171963323235935,0.0006484724691771027,0.000592153959108943,0.0005758283561571847,0.00047666535014168705,0.0004256032759952672,0.00039044686065318985,0.00038478723277559555,0.00038008803755662887],"twin_dists":[0.4050719162291346,0.4160658398620682,0.4179735629080921,0.4252020544902783,0.4391973810958604,0.4490319568544312,0.4533110598335231,0.45834652021973704,0.46158685042731,0.46671051758848003,0.47245289234693466,0.47322719548653364,0.4753824695649302,0.48068891303698313,0.4898182291929987,0.49074908892293845,0.4942116215180016,0.4976376516558821,0.5007076322388685,0.5016485395937429,0.5079635395497416,0.5117121688769019,0.5145462195208151,0.5150246448545804,0.5154269155852041],"n_dims_used":45,"mean_confidence":0.9140107896592882},"coverage":{"mean_confidence":0.9140107896592882,"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}}