{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850008578},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001473","500:5000001418","500:5000001157","500:5000001318","500:5000000861","500:5000002284","500:5000000915","500:5000002276","500:5000001263","500:5000002283","500:5000002040","500:5000002409","485:4850007944","500:5000001513","500:5000002400","500:5000000910","485:4850007715","500:5000002278","485:4850006962","500:5000002162","500:5000001530","485:4850007266","485:4850007812","500:5000000973","485:4850007936"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,485,500,500,500,485,500,485,500,500,485,485,500,485],"twin_sims":[0.7880098957070711,0.6837716929067583,0.5977077197040447,0.5687895131383868,0.5415906258103175,0.5311799999194592,0.5112275414558176,0.4741284891220964,0.47040525576424913,0.4653052251729673,0.45947843241504616,0.44267954312274854,0.4233850406801356,0.4117721642241437,0.4052736584650451,0.3965818874343578,0.3910839074213779,0.3902924881548955,0.39015967797702444,0.3886895122751028,0.38366289122868263,0.37916303544700625,0.3750908352278089,0.3731690847779394,0.37302751881227997],"twin_dists":[0.08965002299550225,0.11324149700347723,0.13176384826913431,0.13796618042321052,0.14383209439570463,0.14609053756119492,0.15044607032156734,0.15866781793025259,0.15950371229028096,0.16065234597164585,0.1619700212033152,0.1658034034078577,0.17027662231799348,0.17300969234572705,0.1745537016266702,0.1766362483525488,0.17796436562299445,0.1781562576976454,0.17818847746565908,0.17854548440373172,0.1797709685803406,0.18087455240917913,0.18187873369494134,0.18235447800563698,0.18238957137450007],"n_dims_used":44,"mean_confidence":0.9204791675914418},"coverage":{"mean_confidence":0.9204791675914418,"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}}