{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001693},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001856","491:4910001457","491:4910002066","491:4910001449","491:4910001011","491:4910001633","491:4910001634","490:4900006543","490:4900005810","491:4910002365","490:4900006545","490:4900007048","491:4910002019","490:4900007159","490:4900005686","490:4900007170","491:4910001076","491:4910002021","490:4900007414","491:4910002068","490:4900005017","490:4900006314","491:4910002714","491:4910002617","491:4910001628"],"twin_admin_codes":[491,491,491,491,491,491,491,490,490,491,490,490,491,490,490,490,491,491,490,491,490,490,491,491,491],"twin_sims":[0.44741933803896783,0.32385160906895105,0.2545503291708697,0.23598049447165476,0.21762025601241586,0.2104102768656552,0.20765750980275796,0.17188398808255018,0.13558254830188385,0.12514570431466157,0.11326916637032602,0.10926559281401028,0.10296930330257092,0.09987021653364353,0.0948486302897693,0.09241328513245184,0.08890016383073725,0.08735583328969879,0.08486276126100528,0.08388032669822074,0.08097228082971901,0.07834618340376506,0.07624680555196583,0.072632305949208,0.0709097458639244],"twin_dists":[0.16471638821540827,0.19502546199210363,0.21484370665116306,0.22071068674822486,0.22681631472089808,0.2293081803922211,0.23027483815939268,0.24373088786195146,0.25963041185295305,0.2647832548204473,0.27106073656711355,0.27329084005481397,0.27692970747197937,0.27878482269659266,0.28188885874628616,0.28344103587004893,0.2857381162007903,0.28677071820187616,0.2884687434268687,0.289148807528387,0.2911998242637738,0.2931033270414403,0.29466227290970426,0.2974293326947666,0.29878739472107163],"n_dims_used":44,"mean_confidence":0.8952730352228339},"coverage":{"mean_confidence":0.8952730352228339,"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}}