{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003855","493:4930003163","493:4930002142","493:4930003343","493:4930001979","493:4930001494","494:4940000474","480:4800006159","493:4930003165","493:4930002481","493:4930003690","493:4930002140","493:4930003859","480:4800006337","493:4930001977","493:4930003345","493:4930003516","493:4930002313","494:4940000692","493:4930003687","494:4940000877","480:4800005877","493:4930003863","480:4800006270","493:4930002310"],"twin_admin_codes":[493,493,493,493,493,493,494,480,493,493,493,493,493,480,493,493,493,493,494,493,494,480,493,480,493],"twin_sims":[0.4799394393359253,0.3116282650402179,0.27022908166695286,0.14126120813442464,0.05673654435757668,0.050887561837583514,0.05027581486742749,0.04975358076442214,0.046268386105207074,0.04536809012274027,0.043538718809888736,0.040565058023042104,0.03543889632607707,0.032322550091401586,0.03146053563791705,0.031212346809844548,0.030696570002092926,0.030531795661832638,0.0304697002556222,0.029640401914507692,0.027641070614679793,0.027434565475445493,0.02718914185831807,0.027000786146239394,0.023363311382464717],"twin_dists":[0.15736751280359298,0.1983251257224618,0.21009864726750008,0.25695099084837153,0.3111211996072444,0.3169648925537502,0.3176078468106205,0.3181618973182363,0.32198902166055815,0.32301674209893877,0.32515885890517154,0.3288081527992512,0.3356669023665125,0.34026075407617085,0.3415981150780887,0.3419889727691368,0.3428098219120988,0.3430745467803637,0.3431746262480581,0.34452824926475223,0.3479304571711763,0.34829381280885785,0.3487287223812784,0.3490648024200485,0.35598823818723774],"n_dims_used":45,"mean_confidence":0.91584226820204},"coverage":{"mean_confidence":0.91584226820204,"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}}