{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000313","487:4870003620","487:4870004193","487:4870000165","487:4870001974","487:4870002317","487:4870002233","487:4870000490","487:4870002695","487:4870002148","487:4870000551","497:4970002848","487:4870000622","665:6650003552","487:4870004502","665:6650003329","487:4870000426","487:4870002153","487:4870000549","487:4870000312","487:4870002147","665:6650002355","487:4870000956","487:4870000158","497:4970003452"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,497,487,665,487,665,487,487,487,487,487,665,487,487,497],"twin_sims":[0.009205063292775314,0.002229213568407225,0.0020775183356810225,0.00186006578433909,0.001564084153036294,0.0012517621324109054,0.0007825220795903542,0.0007147144171282928,0.0004816956475702635,0.0004525415384656657,0.0004440711261955743,0.0004343061411882406,0.0004003017975686837,0.0003280485223885654,0.0003049017605678322,0.0002975696948321436,0.0002812950098116958,0.00027452649986190174,0.00024255079412898727,0.00023346844957859212,0.0002325842707346034,0.0002312764334887997,0.00021951849768182463,0.00019809111401159255,0.00019111861753789216],"twin_dists":[0.3976790558396483,0.4538590799006915,0.45647071633836306,0.4605380606677376,0.4668425054872562,0.4748223694145552,0.4912274246027461,0.4943299213647721,0.5076148308658534,0.5096851738479644,0.5103100905446195,0.5110445021363929,0.5137284396397299,0.5202230852067546,0.5225901791446524,0.5233752370213823,0.5251847611882157,0.5259664280280176,0.5299229034094411,0.5311362761900568,0.5312567598249414,0.5314357657172653,0.5330892588003984,0.5363292230093344,0.5374549724880808],"n_dims_used":43,"mean_confidence":0.8896328238553779},"coverage":{"mean_confidence":0.8896328238553779,"n_dims_used":43,"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}}