{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002582},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000728","497:4970000876","497:4970000724","497:4970000727","483:4830000152","497:4970001226","478:4780006366","497:4970000988","484:4840003664","497:4970000278","484:4840003766","497:4970000799","490:4900012814","497:4970002583","483:4830000358","497:4970002217","484:4840003194","497:4970000864","500:5000003088","497:4970000883","490:4900005796","483:4830000169","497:4970000591","496:4960002858","665:6650000244"],"twin_admin_codes":[497,497,497,497,483,497,478,497,484,497,484,497,490,497,483,497,484,497,500,497,490,483,497,496,665],"twin_sims":[0.003337168339508215,0.0012075185724945024,0.000395800017926796,0.0003618594564275703,0.00021943900104619927,0.0001336696806779059,0.000054735922891095356,0.000051544983477882994,0.00002770565187361177,0.000027234838876299758,0.000024897576915251854,0.00001964869836048266,0.000017622288599821363,0.000016264880180431268,0.000015830228820638346,0.000013616006673399055,0.000009976475929742777,0.000008085571839634428,0.000006506481418979108,0.000006198001650274162,0.000005025323894816718,0.000004941349492623014,0.0000040690485213382555,0.000003844261969879408,0.000003458778156629244],"twin_dists":[0.43860799268231765,0.4760989608204058,0.5140996392003002,0.5170327534196933,0.5331007191896641,0.5485606509018116,0.5753598196532818,0.5771180223948293,0.5949860305909359,0.5954717217929008,0.5980079214614389,0.6046490689073563,0.6076778841373104,0.6098987333867821,0.6106473892464703,0.6147952738050354,0.6232698334599618,0.6289313175110209,0.6347318904422319,0.636021331585323,0.6415594775188618,0.6420023695391008,0.6470852505577098,0.6485648662078798,0.6513071561542333],"n_dims_used":45,"mean_confidence":0.8895809597439236},"coverage":{"mean_confidence":0.8895809597439236,"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}}