{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870012813},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870012598","487:4870013180","487:4870012581","487:4870012597","487:4870013016","487:4870012812","487:4870011805","487:4870012247","466:4660005911","487:4870012678","487:4870013019","487:4870012227","487:4870011808","487:4870012673","487:4870013232","487:4870012338","487:4870012654","487:4870012246","487:4870011688","487:4870012415","487:4870012889","487:4870012419","487:4870009675","487:4870008980","487:4870012516"],"twin_admin_codes":[487,487,487,487,487,487,487,487,466,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.656678656073971,0.6344548469582648,0.6128620653253823,0.5814958120631915,0.5687656141481883,0.5567346226439654,0.5436621426764991,0.5399073415432327,0.5256238295682095,0.5209645428037218,0.5166191541789276,0.5066322242120956,0.504412015156486,0.5038660450205404,0.5025278428150118,0.4999117729658187,0.4935753608041715,0.4846024453828634,0.47964554309401114,0.47346328358594725,0.4687556652445399,0.4548196763606742,0.4408565392639649,0.4206995632240701,0.42038437527347944],"twin_dists":[0.11911133108993643,0.12389088854146488,0.12851871411399524,0.13523813699726883,0.137971317358096,0.14056075138422394,0.14338370280471877,0.1441966836875184,0.1472995961719812,0.14831567458144326,0.14926520892588102,0.1514550292563318,0.15194336533768626,0.15206353998279343,0.15235824393747563,0.1529349873039787,0.1543354577704186,0.15632771704990855,0.1574331549301943,0.1588170009400833,0.15987476757359256,0.16302784438997248,0.16622267882209102,0.17090577790981035,0.17097973116195112],"n_dims_used":42,"mean_confidence":0.9148430597214472},"coverage":{"mean_confidence":0.9148430597214472,"n_dims_used":42,"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}}