{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013317},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013197","490:4900013295","490:4900012813","490:4900012930","490:4900013148","469:4690004379","490:4900003145","494:4940005681","490:4900013375","490:4900013147","490:4900012679","490:4900000865","490:4900013196","490:4900013373","490:4900013362","494:4940008969","490:4900002541","490:4900013012","487:4870006686","490:4900012863","496:4960001182","494:4940005691","490:4900002085","490:4900000867","479:4790002656"],"twin_admin_codes":[490,490,490,490,490,469,490,494,490,490,490,490,490,490,490,494,490,490,487,490,496,494,490,490,479],"twin_sims":[0.004993682955828118,0.004093278228161722,0.003808563385058132,0.0028021677967110647,0.0012844740313641013,0.0012036008693250262,0.0011796950387810122,0.0011305055165194183,0.0009547132849400357,0.0009224382569110852,0.0006124703072129289,0.000600028170147359,0.0005408833031308374,0.0004583988493998572,0.0003249082190660559,0.00029197183994015755,0.00026671574561701263,0.0002539162924676389,0.00025206594350354937,0.00024890776666354497,0.000232139848880937,0.00022452418186891677,0.00020785256523984924,0.00020315753776157342,0.0002017100437428198],"twin_dists":[0.4228240041584492,0.43068264252942223,0.4334969627335568,0.44527679434062395,0.47390508003228793,0.47621407826435946,0.47692413366936637,0.4784280813674181,0.48434998847620386,0.48554615748038643,0.4995699463557429,0.5002624299860933,0.503749201941982,0.5092594074078868,0.5205348653723317,0.5239869266036667,0.5268912740707755,0.5284632914163512,0.5286966841220503,0.5290987833540804,0.5313174821965345,0.5323753778832934,0.5348142937526154,0.5355343840162827,0.5357595509751603],"n_dims_used":45,"mean_confidence":0.9113087124294705},"coverage":{"mean_confidence":0.9113087124294705,"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}}