{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000374},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000327","500:5000000371","500:5000000278","500:5000000422","500:5000000427","500:5000000326","500:5000000377","500:5000000055","500:5000000376","500:5000000230","500:5000000647","500:5000000426","500:5000000470","500:5000000644","500:5000000645","500:5000000375","500:5000000649","500:5000000232","500:5000000279","500:5000000324","500:5000000074","500:5000000073","500:5000000535","500:5000000121","500:5000000424"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9869158077708894,0.9671356974702444,0.9641767829574268,0.9222031665892595,0.8989808762849791,0.8856266391866469,0.8776227260535135,0.8728689033488881,0.8424828994876167,0.839115730769813,0.8365517909851028,0.8334838513726286,0.8291738750455844,0.8216316374753888,0.8203268283664911,0.8191279614453667,0.818065032636945,0.8146408221857527,0.8108280207346288,0.8057064172710028,0.7955929375564497,0.7940759526763262,0.7813483654648204,0.7757334699706713,0.7712122583159574],"twin_dists":[0.021078548732318434,0.03357523779573613,0.035080835464956855,0.05227015734380889,0.05993774902271633,0.06401108024349951,0.06636026487232106,0.06772675019217421,0.07604080012178281,0.07692400059251482,0.07759212016634291,0.0783867474561287,0.07949451869573744,0.0814103000954973,0.0817389303612315,0.0820401760195033,0.08230670876232112,0.08316186466152815,0.08410800661096775,0.08536930707232672,0.08782965346619699,0.08819542327060885,0.09123332445252248,0.09255710777704641,0.09361629090464353],"n_dims_used":44,"mean_confidence":0.9163124778053977},"coverage":{"mean_confidence":0.9163124778053977,"n_dims_used":44,"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}}