{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000060","491:4910000051","491:4910000057","492:4920006373","491:4910000099","491:4910004902","491:4910004791","492:4920006486","494:4940007087","491:4910004842","491:4910000223","492:4920005769","497:4970002183","491:4910000082","494:4940001271","492:4920003465","494:4940006975","494:4940007299","492:4920006082","486:4860004895","491:4910004513","475:4750001263","486:4860000051","491:4910000324","492:4920004321"],"twin_admin_codes":[491,491,491,492,491,491,491,492,494,491,491,492,497,491,494,492,494,494,492,486,491,475,486,491,492],"twin_sims":[0.03519506072674792,0.016476881627113065,0.008088928820490301,0.0018316378531239993,0.0017698355640075045,0.001632493893872841,0.0014680462194261255,0.0006125668967139745,0.000494832401656322,0.00047151801585731197,0.0004545163951441318,0.00038711633440967027,0.00029185372876028125,0.00022567777248803545,0.0001932510570671832,0.00018615135657519197,0.00018609775300830312,0.00018498838353582997,0.0001815670959702572,0.00016391656874294988,0.00013588233952140858,0.00011868044521733374,0.00011326490189452384,0.00010752378347457594,0.00010353860358646298],"twin_dists":[0.3360136633298864,0.3721667587753082,0.40312417274212786,0.46110179365401155,0.4623556788260265,0.46529323420148533,0.46912645482143406,0.49956462203335983,0.5067199691960115,0.5083239400756634,0.5095410491740393,0.5148269662161805,0.5239999510641293,0.5322129834043965,0.5371066284109463,0.5382808048595255,0.5382898294017052,0.5384771513771377,0.5390615877890125,0.5422521294322924,0.5480556006087031,0.5522056719947713,0.5536304664333328,0.5552130076895709,0.5563592032060726],"n_dims_used":45,"mean_confidence":0.8900856865776909},"coverage":{"mean_confidence":0.8900856865776909,"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}}