{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980004351},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980004296","498:4980004349","498:4980003955","498:4980004451","498:4980003606","498:4980004402","498:4980003838","498:4980004401","498:4980004405","498:4980004404","498:4980004066","498:4980003545","498:4980003659","498:4980004010","498:4980004735","498:4980004573","498:4980004407","498:4980003661","498:4980005383","498:4980003600","498:4980003662","498:4980004460","498:4980004689","498:4980004571","498:4980003603"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.9062960912232743,0.8493325974674791,0.8462649662746646,0.8450681553466056,0.8106430659013097,0.8051796790587976,0.7776227802590948,0.7687964963004711,0.7634222048262033,0.7609180505638303,0.7476427197401818,0.7459358379080996,0.7440236194002218,0.7336874189002209,0.7336610675416007,0.7328351560428421,0.7282491984694568,0.727425644030627,0.7244707839918746,0.7241500851541294,0.7237178923689856,0.7212251362839346,0.7186176362285125,0.7172364035663308,0.7149248379750764],"twin_dists":[0.05761195215588905,0.07422288142801979,0.07504065822193426,0.07535809694733316,0.0841537447780307,0.08549842235280129,0.09211273839179189,0.09417986665294921,0.09542797882667751,0.09600696211146552,0.0990509151204044,0.09943937305446242,0.0998738181965724,0.10220919182708187,0.10221511896297333,0.1024008227782331,0.10342967765883551,0.10361404059129153,0.1042745498451562,0.10434614653575688,0.10444260695490949,0.10499835194702142,0.10557859052273455,0.1058855123030041,0.10639849779483189],"n_dims_used":44,"mean_confidence":0.9261690486561168},"coverage":{"mean_confidence":0.9261690486561168,"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}}