{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002670},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002821","490:4900002820","490:4900002222","490:4900002068","490:4900003776","490:4900002819","490:4900002520","490:4900003505","490:4900002970","490:4900006320","490:4900002818","490:4900006198","490:4900002669","490:4900002221","490:4900002371","490:4900002370","490:4900006930","490:4900007039","490:4900005432","490:4900002674","490:4900004205","490:4900007288","490:4900007283","491:4910001805","490:4900007047"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.6467909533806591,0.5463485234783066,0.4348636222166257,0.3501646718399634,0.3435176911682252,0.32489235872902517,0.3246375492082967,0.3154217381674947,0.3128644070821351,0.30526668961596354,0.2989472525150597,0.29622775700585396,0.29309725194053027,0.28179323448851695,0.272457952024392,0.25326391801019277,0.249362478264028,0.22172158256461053,0.19620113313547896,0.1759861236155228,0.17204984763720593,0.16961039848791584,0.1674780711537374,0.16090843059128587,0.15135446452121717],"twin_dists":[0.12124075733921613,0.14280267564800656,0.1676058119463336,0.18814790562498807,0.18985825903122433,0.1947477663944099,0.19481570959032596,0.19729338346766245,0.19798814064390427,0.20007159434321306,0.2018274716919457,0.2025897695546652,0.20347239974317594,0.2067071248805867,0.20943814329004717,0.21524110807767283,0.21645426957633201,0.22542356452036408,0.2343948435330335,0.24209316015953375,0.24366413156742703,0.24465066656918041,0.24552137933723506,0.24825533420137122,0.25237996517642314],"n_dims_used":45,"mean_confidence":0.8991717868381076},"coverage":{"mean_confidence":0.8991717868381076,"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}}