{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002473},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002317","489:4890001993","489:4890002993","489:4890002553","489:4890002471","489:4890001976","489:4890002558","489:4890002061","489:4890001975","489:4890003570","489:4890002978","489:4890002484","489:4890001894","489:4890003150","489:4890002973","489:4890002144","489:4890003377","489:4890002826","489:4890002988","489:4890002739","489:4890002648","489:4890003151","489:4890002260","489:4890003446","489:4890003573"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8973801297749404,0.8939252777821212,0.8806251111197899,0.880503209049236,0.8657763622878891,0.8530447073435466,0.8517597420655814,0.8398966253959746,0.8325565979044345,0.8290867558171984,0.8235843593313583,0.8137203451646922,0.8133692888504959,0.8040474204096576,0.8001389143138995,0.7900411614999504,0.7801696968787962,0.7777020226533731,0.7756512589442771,0.7643540140337458,0.7634061240431192,0.7564938805811072,0.756406441472368,0.7506782667862935,0.7487082714735824],"twin_dists":[0.060437208886885314,0.06150433644979846,0.06548643853643785,0.0655220859652458,0.06972908995826631,0.07322510202128205,0.07357152644801838,0.07671976505431578,0.07862590605493455,0.07951681027547532,0.08091697426621518,0.08339085555621006,0.08347809190379964,0.08577559131100514,0.08672853019481425,0.08916434187324333,0.09151200469341132,0.09209407723850532,0.09257642003996339,0.09521212451670967,0.09543170197617375,0.09702603598728143,0.09704612875857102,0.09835849043468829,0.098808090342898],"n_dims_used":45,"mean_confidence":0.9140903049045139},"coverage":{"mean_confidence":0.9140903049045139,"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}}