{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005960},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006012","493:4930001121","493:4930001514","480:4800005954","493:4930005051","493:4930005176","493:4930001522","494:4940001247","494:4940001193","493:4930001377","493:4930001513","493:4930001020","493:4930001834","493:4930001515","493:4930001674","493:4930003368","493:4930005177","493:4930003363","493:4930002167","493:4930001526","493:4930004646","493:4930001512","496:4960012208","493:4930006187","493:4930001833"],"twin_admin_codes":[480,493,493,480,493,493,493,494,494,493,493,493,493,493,493,493,493,493,493,493,493,493,496,493,493],"twin_sims":[0.4321765608947152,0.35154412701567583,0.31230700296475555,0.30722266223637734,0.28562879841896116,0.2798729746888113,0.26715902764604854,0.2606094414878943,0.25497894078115474,0.25089405078101057,0.2420962558084166,0.22253124010247075,0.2087538072982117,0.203080376604435,0.1985449248468557,0.19735919742437144,0.19686180727712263,0.18369551555067104,0.17700954466347357,0.17340126324346816,0.1566036177832577,0.15395310131811438,0.15365166555268794,0.15254352435934004,0.146139398886043],"twin_dists":[0.16822843106131646,0.18779509885852447,0.19814000056366704,0.1995324021875965,0.20560097120643345,0.20726433714384931,0.21101396552248616,0.21298880456775318,0.2147115821047247,0.21597658946298784,0.21874656844853527,0.22515065857974992,0.22988882486393988,0.23190168462396785,0.2335387330986872,0.23397096140119467,0.2341528077722099,0.23908730484174737,0.2416888225130565,0.24312191333625557,0.25009101462640876,0.2512396535593501,0.25137119956916176,0.25185642308812045,0.2547125997052379],"n_dims_used":43,"mean_confidence":0.9238755869310956},"coverage":{"mean_confidence":0.9238755869310956,"n_dims_used":43,"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}}