{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003624},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003625","489:4890004567","489:4890004056","489:4890004338","489:4890004287","489:4890004384","489:4890004120","489:4890003622","489:4890003869","489:4890003805","489:4890003870","489:4890004109","489:4890003798","489:4890004230","479:4790003327","479:4790002651","489:4890004224","479:4790002482","489:4890004433","489:4890004286","489:4890004975","489:4890004055","489:4890003815","489:4890004232","479:4790004104"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,479,489,479,489,489,489,489,489,489,479],"twin_sims":[0.9450578500184955,0.9034853370820408,0.8780636781820315,0.8710010013245308,0.8496937101623239,0.8321161463916581,0.822340297513196,0.8215131842919521,0.8155847323160671,0.8070560243077749,0.7866543279625499,0.7855924165204234,0.7802302434030371,0.7747591051974836,0.7737320910215345,0.7663480603170046,0.7515884830844625,0.7514895778826041,0.7481248060701049,0.7479117528607211,0.7473083799588522,0.7469100996702102,0.7405974832722937,0.7391197040506692,0.7370575766884078],"twin_dists":[0.04366145246954796,0.05851430076239011,0.06623246439382638,0.06825819361129398,0.07412621727928144,0.07873934654332371,0.08123147884051815,0.08144016695577715,0.08292665721749251,0.085037980280847,0.08997337692595503,0.09022626097226856,0.09149769972654881,0.09278586956850557,0.09302669390367935,0.09474943808977795,0.09815046188123873,0.09817307564813119,0.09894108517392994,0.09898962971138527,0.09912705520968267,0.09921772479481325,0.10065029918385282,0.10098447362873421,0.1014500600785735],"n_dims_used":45,"mean_confidence":0.9170113457573785},"coverage":{"mean_confidence":0.9170113457573785,"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}}