{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001553","474:4740002168","474:4740002266","474:4740001128","474:4740002272","474:4740002764","474:4740002768","474:4740002262","474:4740001546","474:4740001542","474:4740001960","487:4870007814","487:4870007666","474:4740001228","474:4740001021","474:4740002474","474:4740002051","466:4660005667","474:4740001749","466:4660005657","474:4740003227","474:4740002767","487:4870007528","474:4740001131","474:4740001645"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,487,487,474,474,474,474,466,474,466,474,474,487,474,474],"twin_sims":[0.440650608470247,0.4083997636037606,0.3621654350181902,0.3275036269319085,0.25085512696324125,0.22250504590696643,0.21974606902537114,0.21651722518588515,0.21381027604247507,0.2034436198460928,0.17388073307914556,0.16808354166747455,0.16719144996573107,0.16540376378036267,0.16522537112304278,0.16424652059490324,0.15556036407597212,0.1477774487486886,0.1470648944033534,0.14607611934859166,0.1451226754312867,0.14394681774217932,0.13908823248375907,0.13792184663079476,0.12571348526738674],"twin_dists":[0.16627008347277875,0.17380960237206325,0.18510228147138857,0.19405318541908956,0.21598870625320513,0.22515947730076402,0.2260922451536007,0.2271938898428906,0.2281260225847919,0.2317716655644823,0.24293026542686838,0.24527333517933628,0.24563902517612693,0.24637609512583114,0.24644996203336927,0.24685630274843864,0.25054141367856114,0.25397339446574835,0.2542942017679882,0.2547412786282414,0.2551745064692986,0.2557117094282513,0.25796661683372635,0.25851666491504816,0.26449473517141203],"n_dims_used":45,"mean_confidence":0.9194342719184028},"coverage":{"mean_confidence":0.9194342719184028,"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}}