{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002472},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002817","489:4890001908","489:4890003068","489:4890001654","489:4890001735","489:4890002582","489:4890002403","489:4890001903","489:4890003332","489:4890003428","489:4890002151","489:4890002635","489:4890002906","489:4890002475","489:4890002556","489:4890003445","489:4890001982","489:4890002100","489:4890003551","489:4890003552","489:4890002808","489:4890002072","489:4890001990","489:4890002904","489:4890002550"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.929259058901564,0.901656445997488,0.8594063595673862,0.8488833294533623,0.8430874211695095,0.8018769423094229,0.7689388397835519,0.7611297237187474,0.7585939254014987,0.7571823021224393,0.7298523982574812,0.6902106848789474,0.6843660110296995,0.6769427514192777,0.6720661827249411,0.665704563692259,0.6652534021423604,0.6533791264617267,0.6522767649135153,0.6485835595823858,0.6446535297989017,0.6435289353996264,0.6422150766166731,0.6376172483355453,0.6372110692380188],"twin_dists":[0.04974980228530951,0.059095521048917694,0.0714931408400987,0.07434302516229534,0.07588152383833147,0.08630550495964678,0.09414670378500739,0.0959580830307334,0.0965429070573039,0.09686777814741494,0.10307043539372576,0.1118366980984826,0.11311201493283282,0.11472682791144402,0.11578490196805752,0.11716223682843875,0.11725979800045709,0.1198225322813008,0.12005999994827472,0.12085509239628162,0.12170040159426616,0.12194215532143599,0.12222452341209364,0.12321209789588612,0.12329930192654255],"n_dims_used":45,"mean_confidence":0.9140165540907118},"coverage":{"mean_confidence":0.9140165540907118,"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}}