{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003405","491:4910001948","491:4910003497","491:4910002049","491:4910001787","491:4910003339","491:4910001345","492:4920005726","491:4910002418","491:4910003367","492:4920003934","491:4910003997","491:4910003406","491:4910003448","491:4910001724","491:4910001788","491:4910004602","491:4910003495","491:4910003258","492:4920007106","492:4920002987","492:4920004058","491:4910001988","495:4950002066","491:4910003282"],"twin_admin_codes":[491,491,491,491,491,491,491,492,491,491,492,491,491,491,491,491,491,491,491,492,492,492,491,495,491],"twin_sims":[0.25401759033626015,0.24955387739768534,0.19554192046342245,0.13145070128413686,0.11209205160918702,0.11170168106682639,0.09504129634155244,0.08796053987639216,0.087610836457604,0.06198507645252318,0.05487507855315502,0.04776734047375778,0.04408450348867102,0.043413930283640885,0.039954354699037874,0.034968376360201524,0.03208882923488416,0.03174572805050802,0.030809752940420685,0.02729284007607878,0.026135754406936915,0.025870150985065805,0.02473029799534738,0.023368864165470092,0.02333587648485129],"twin_dists":[0.21500812657933055,0.21639447197382305,0.2346369074704606,0.26163333239092634,0.27171002074001727,0.2719265061402614,0.28176740895774144,0.2863646729837236,0.28659921851830245,0.3062869784353953,0.31292453777345836,0.3203144654934755,0.3245119814049447,0.32530771781491885,0.32958540171702816,0.3363378711666209,0.3406203155895413,0.34115222628866543,0.34262868753847475,0.3485445503899181,0.350634706978208,0.35112573195327185,0.35328372704752325,0.3559769780518555,0.3560439057425771],"n_dims_used":45,"mean_confidence":0.896906026204427},"coverage":{"mean_confidence":0.896906026204427,"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}}