{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006811},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006325","490:4900007174","490:4900006684","490:4900006681","490:4900006931","491:4910002414","491:4910002412","490:4900006809","490:4900007297","490:4900007535","490:4900007175","490:4900006561","491:4910001067","491:4910001119","491:4910002308","490:4900007300","490:4900006326","490:4900006444","491:4910001329","490:4900005700","490:4900006911","490:4900006319","491:4910001005","491:4910000997","490:4900006214"],"twin_admin_codes":[490,490,490,490,490,491,491,490,490,490,490,490,491,491,491,490,490,490,491,490,490,490,491,491,490],"twin_sims":[0.10180409652683836,0.08473536988115946,0.06053130887860947,0.0589367862112841,0.04453228046144508,0.04186432543894308,0.040771551595225684,0.04016222756638818,0.03136052824008853,0.02994021024537713,0.029227838547560524,0.028736228934283153,0.02507154578179134,0.02265556253572852,0.02189396226645621,0.021853247008681048,0.021646137173177392,0.02055518458417758,0.0199544380535296,0.01974111110617136,0.018333308526121857,0.016834420802036777,0.014888097976383454,0.014811942570117897,0.014797686433286954],"twin_dists":[0.2776220161444242,0.2885565712013796,0.30759118590894075,0.30905160859668623,0.3239862688578161,0.3271868668944492,0.3285475802670481,0.3293197203072866,0.3417552922703442,0.34403518204508476,0.3452137969997998,0.346041626804877,0.35262880741648034,0.35744280310890897,0.3590527831473439,0.3591402157641559,0.35958717136758567,0.3620048166239106,0.3633842527328877,0.3638828177993145,0.36729624335166977,0.3711925375102487,0.37673422036035875,0.37696375856571135,0.3770068431784634],"n_dims_used":45,"mean_confidence":0.9042005750868055},"coverage":{"mean_confidence":0.9042005750868055,"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}}