{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000691},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000749","500:5000000807","500:5000000748","500:5000000806","500:5000000689","500:5000000690","500:5000000804","500:5000000866","500:5000000692","500:5000000803","500:5000000928","500:5000000527","485:4850008213","500:5000000750","500:5000000583","500:5000000581","500:5000000528","500:5000000751","500:5000000638","500:5000000521","500:5000000580","500:5000000940","485:4850008249","500:5000000532","500:5000000231"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,485,500,500,500,500,500,500,500,500,500,485,500,500],"twin_sims":[0.9895744134940854,0.8695623461224631,0.8383818979534502,0.8251445381120018,0.7853938878693331,0.7494662629937305,0.7474331672433555,0.7304970335570073,0.6879398586177413,0.5671269914958997,0.561185672940648,0.5571669916698824,0.5504476795324399,0.5161922570209604,0.5144640475272365,0.5133594812871288,0.5119601646750866,0.5086986259156793,0.5023738995253841,0.4975857974105465,0.4911326815075704,0.48904427918331367,0.479019223994548,0.4788784050290771,0.4788546616098434],"twin_dists":[0.018802949682708646,0.06866547647487997,0.0771156072175448,0.08052149301037045,0.09027349792273763,0.09863520137802179,0.09909863992816552,0.10292585626381046,0.11233262668211311,0.138323588274583,0.13960189977570228,0.14046756223021534,0.1419170285667551,0.14935859573141813,0.14973684736875953,0.14997876732277574,0.15028543013416681,0.15100103207142332,0.15239215961998967,0.15344848256516835,0.15487672401766397,0.15534012040398917,0.15757308706987724,0.15760455689525849,0.15760986330015891],"n_dims_used":44,"mean_confidence":0.9168011058460582},"coverage":{"mean_confidence":0.9168011058460582,"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}}