{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010246","490:4900008804","490:4900010257","490:4900007795","490:4900007907","490:4900008802","490:4900009106","490:4900009858","490:4900008561","490:4900007997","490:4900007906","490:4900010418","490:4900009865","490:4900008335","490:4900010247","490:4900010417","490:4900008785","490:4900010249","490:4900008121","490:4900007790","490:4900010334","490:4900009533","490:4900010515","490:4900011315","490:4900008352"],"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":[0.02081794104100805,0.009893494337847948,0.008215503568997688,0.0032895943124900025,0.003258000463413925,0.0023722813635840877,0.0021865069440379363,0.0013823389792421946,0.0013819409252000437,0.0013140761590942189,0.0012625287852983068,0.0012540023647845376,0.0011684378079397945,0.001078218262882972,0.0010078246367695469,0.0009620925090458019,0.0009012245198259743,0.0008309945572247218,0.0008046587107070485,0.0006515498140323296,0.0005807650075838421,0.000549119185155989,0.0005071643090026696,0.0005001061067924835,0.00047415003777248106],"twin_dists":[0.36141249213000487,0.3946081029991927,0.4024739841677969,0.4391598210111886,0.43953032769121,0.451541419015645,0.45457740381512945,0.4712843729126528,0.47129468033149996,0.47309342965603335,0.4745180332527572,0.4747588467800675,0.47726312321643966,0.48009471756000155,0.4824609470375152,0.48408177945067177,0.48635372416212724,0.4891593666550076,0.490268614891684,0.4974771569629156,0.5013614239601036,0.5032429432495005,0.5058999063757534,0.5063669611194578,0.5081391970913893],"n_dims_used":45,"mean_confidence":0.8845080057779948},"coverage":{"mean_confidence":0.8845080057779948,"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}}