{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010568","490:4900010313","490:4900009931","490:4900008441","490:4900010152","490:4900010573","490:4900007889","490:4900008549","490:4900010655","490:4900010401","490:4900010654","490:4900006070","490:4900008111","490:4900010488","490:4900011508","490:4900008548","490:4900010653","490:4900009643","490:4900010314","490:4900010824","490:4900010740","490:4900011309","490:4900010741","490:4900011308","490:4900010239"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.003088038930157975,0.0029703069397160847,0.002105404670237503,0.0020490933266161847,0.0019300294795231707,0.0014690023584128984,0.0013933354341761717,0.0009153146615679668,0.0006889289030864275,0.0005684620216444424,0.0005254399236540003,0.0004123151816764861,0.00040074267417077475,0.00033133419273334737,0.00032384821374141514,0.0002715248059718634,0.00026460914042228655,0.0002215340879274397,0.00021329523851533293,0.00021035449752669104,0.00014449351197567368,0.00013311087923478795,0.000098872856781833,0.00009805207342358804,0.00009202428252968438],"twin_dists":[0.44158162371886467,0.4430639147924908,0.45597774992060836,0.456979504125659,0.45918373485811304,0.469103044438775,0.4710007039508297,0.4858153984015754,0.4955821365351402,0.5020812646604266,0.5047182150549714,0.5127566636934454,0.513692297003738,0.5198998541865334,0.5206407445241907,0.5263188893766466,0.5271450657434602,0.5327999840661926,0.5339984481731826,0.5344367934074991,0.5461612403215144,0.5486894479854535,0.557755381333788,0.5580074194138009,0.559921979663318],"n_dims_used":45,"mean_confidence":0.8887037489149305},"coverage":{"mean_confidence":0.8887037489149305,"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}}