{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002037},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002289","489:4890002780","489:4890001868","489:4890002043","489:4890002286","489:4890001959","489:4890002195","484:4840002816","489:4890002290","485:4850002464","489:4890002029","499:4990002867","468:4680001233","485:4850002370","489:4890001694","484:4840002715","484:4840001542","485:4850000804","499:4990000468","499:4990001684","469:4690000988","489:4890001860","485:4850000614","484:4840001150","499:4990001505"],"twin_admin_codes":[489,489,489,489,489,489,489,484,489,485,489,499,468,485,489,484,484,485,499,499,469,489,485,484,499],"twin_sims":[0.6623296396997639,0.5588417539983012,0.49353265802719193,0.47849645869953406,0.45112792017519937,0.4395530283394737,0.4095245027302109,0.40340839264494094,0.3971293185429145,0.39436076423853333,0.39209661117180544,0.3861536309976062,0.384560052296493,0.3805936381231515,0.37594852153547953,0.3657771815690664,0.3591227052705909,0.3505971339437691,0.3428873477027184,0.3421813697370162,0.3416554813132015,0.33774374524353756,0.3365752533759929,0.3296777238293113,0.3272919443833785],"twin_dists":[0.11789168736565007,0.14010669639199094,0.15434491339254916,0.15768992814762237,0.16386890910611676,0.16652288915985478,0.17354250062117793,0.17499890539985016,0.17650447520757104,0.1771717598734151,0.17771908411337026,0.17916278312784226,0.17955168484091438,0.18052301829454448,0.18166679275869957,0.18419580965484278,0.18586950862176466,0.1880372219040781,0.19002136077454948,0.19020422279419033,0.19034056901254384,0.1913583072642844,0.19166354966393376,0.1934772190149861,0.19410937727475466],"n_dims_used":45,"mean_confidence":0.9195996602376302},"coverage":{"mean_confidence":0.9195996602376302,"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}}