{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002173},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780007845","487:4870007389","478:4780005339","500:5000000552","480:4800004020","484:4840004699","499:4990000228","487:4870005265","499:4990000229","494:4940004347","479:4790001794","466:4660008607","474:4740001741","474:4740004645","485:4850002802","498:4980004119","486:4860002450","487:4870006780","466:4660005925","493:4930005903","481:4810005857","470:4700008498","487:4870005001","484:4840004700","474:4740001079"],"twin_admin_codes":[478,487,478,500,480,484,499,487,499,494,479,466,474,474,485,498,486,487,466,493,481,470,487,484,474],"twin_sims":[0.014406792667440115,0.003540435595248451,0.0027127887677071694,0.0022264847287318318,0.0021379644934430187,0.0017280648728733583,0.0015373651618503874,0.001280153967728753,0.0012490430526022618,0.0012077575501134286,0.0009033691610466325,0.0009012288987676853,0.0008000110751088182,0.0004705762971099504,0.0003161795059175418,0.0002657117575609755,0.00024774790459781754,0.000230980772096951,0.0002306298594551514,0.00021405748381275963,0.00020511058632291008,0.00019436429800582088,0.00017659547903648527,0.00017032165540955348,0.00014958662941835928],"twin_dists":[0.37820268967825443,0.43632823838221374,0.44650305160748366,0.45390459936895644,0.4554097027724629,0.46322619672331733,0.4674646397594886,0.47402497406448396,0.4748996114054102,0.4760919499151981,0.4862712842210472,0.4863535556502054,0.4904678670164912,0.50839027401162,0.5214165632755778,0.5270119930382972,0.5292476617097442,0.5314763652753652,0.5315246152749115,0.5338857563876055,0.5352329561155971,0.5369262105567295,0.5399296185756893,0.5410584801181624,0.545090351927154],"n_dims_used":45,"mean_confidence":0.9009606255425348},"coverage":{"mean_confidence":0.9009606255425348,"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}}