{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004368},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003512","490:4900004362","490:4900003788","490:4900004506","490:4900004486","490:4900003802","490:4900003795","490:4900005324","490:4900003934","490:4900004781","490:4900004500","490:4900002092","490:4900013089","490:4900004353","494:4940004446","490:4900004077","490:4900004089","490:4900002091","490:4900006679","490:4900004635","490:4900001649","490:4900004492","490:4900003664","494:4940006345","490:4900001642"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.034361089636788154,0.030352255737472522,0.01617014811470184,0.00825051714865582,0.007559921983294578,0.0069037515662320826,0.005462998596882932,0.0034726396393572672,0.003075368566665993,0.0030087852798119995,0.0029895297600839206,0.0020667024630425146,0.00164317061285993,0.001562940474307308,0.0014328430269458855,0.0013948724633797024,0.0013828360972129683,0.0009161770532436225,0.0009071683302148564,0.0009058165410325101,0.0008674021899855218,0.0007904556810626138,0.0007781634942906574,0.0007067073558112934,0.0006695136740725024],"twin_dists":[0.3372153220661316,0.3433643909213828,0.373017454734798,0.40229571157536054,0.405944287373313,0.4096995763213649,0.4192254079374624,0.4370750338757672,0.44173864491866827,0.44257364094037505,0.44281826524339823,0.4566635543770556,0.46505685938041974,0.46686893369826593,0.469998334592547,0.47096121902321986,0.4712715041315999,0.48578270044168526,0.48612568943173917,0.48617742877027326,0.48767853732088245,0.49088092737818073,0.49141917734775353,0.49471420049753173,0.49655413854051866],"n_dims_used":45,"mean_confidence":0.9219155205620659},"coverage":{"mean_confidence":0.9219155205620659,"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}}