{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001898},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002825","487:4870001900","494:4940005454","466:4660004001","490:4900012758","487:4870003082","494:4940008149","494:4940003473","466:4660000226","493:4930001818","466:4660003214","487:4870010261","490:4900006516","490:4900012620","490:4900009514","490:4900001831","496:4960010519","470:4700002294","490:4900008542","494:4940006707","496:4960006098","490:4900002651","466:4660005562","466:4660002434","490:4900006515"],"twin_admin_codes":[487,487,494,466,490,487,494,494,466,493,466,487,490,490,490,490,496,470,490,494,496,490,466,466,490],"twin_sims":[0.1464120623991903,0.12662165978705103,0.09759852089197796,0.08928433119693854,0.0795483799838532,0.05223472658480436,0.04999520842780576,0.0486475231238245,0.043827290874944864,0.04374796106357377,0.04214167872808514,0.038637171022498355,0.036268935599700486,0.03403341718197421,0.03176319095546178,0.02801359752836074,0.025322439404933776,0.024640607720974133,0.022059444311260216,0.021700447181190467,0.02130240843900311,0.021221161327813338,0.01963252482467798,0.019362112692901348,0.01845674045888276],"twin_dists":[0.25458913085275797,0.2640352923580112,0.2801734932200738,0.2854834599664261,0.292225670998637,0.3155713663704775,0.3179049495826792,0.31935153421466755,0.3248159928456089,0.3249100588176907,0.32684627641984726,0.33129657921698935,0.3345015019139327,0.33769426538714337,0.3411250350766218,0.3472808461237982,0.35215219208994974,0.3534571562410201,0.3586988723023562,0.3594696086245522,0.36033723384002947,0.3605160634936702,0.3641384021074908,0.3647802865420804,0.3669879655255105],"n_dims_used":43,"mean_confidence":0.9096986637559048},"coverage":{"mean_confidence":0.9096986637559048,"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}}