{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003394},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001932","489:4890002507","489:4890002020","489:4890002170","489:4890002009","489:4890001836","489:4890002587","489:4890002508","489:4890001769","489:4890001752","489:4890001768","489:4890003578","489:4890002922","489:4890003524","489:4890002006","489:4890001665","489:4890003320","489:4890002178","489:4890002001","489:4890001851","489:4890002017","489:4890001924","489:4890002093","489:4890001927","489:4890001678"],"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":[0.8026057657759895,0.6668633267888397,0.6557116213307577,0.646644960607566,0.6349931871844782,0.6185116533029075,0.6063899877616203,0.5973179932548207,0.5917934998094929,0.5852352081985277,0.5824930411071045,0.5763589528366693,0.5746368975792235,0.564814825713656,0.5596798786118807,0.5377368194915229,0.5312507750054393,0.5188815479414519,0.503377723077413,0.5000495551972383,0.5000234644834025,0.49500267036911577,0.48481705758023635,0.4706372012010833,0.4685679543200975],"twin_dists":[0.08612776955613943,0.11691159113506536,0.11931983960922846,0.1212721594797393,0.12377536173025848,0.12730869969298642,0.1299046089411912,0.13184731752234977,0.13303072615778638,0.1344362740205828,0.13502425793751271,0.13634033285095395,0.13671002360151335,0.1388208636615835,0.13992616073928812,0.1446671233854834,0.1460751539522509,0.1487706048202291,0.15217105540661885,0.152904590773882,0.1529103465413454,0.15401954716590416,0.1562799365452411,0.15945157427409862,0.15991701890237564],"n_dims_used":45,"mean_confidence":0.9178227742513021},"coverage":{"mean_confidence":0.9178227742513021,"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}}