{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002840},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002839","469:4690003201","469:4690003105","487:4870002424","469:4690003101","487:4870003095","487:4870002966","469:4690003003","487:4870002841","469:4690003103","487:4870002606","497:4970000039","665:6650000189","487:4870002717","484:4840003767","487:4870002967","490:4900005985","483:4830000074","487:4870002507","487:4870002603","490:4900006966","494:4940004582","487:4870002506","469:4690003102","469:4690003002"],"twin_admin_codes":[487,469,469,487,469,487,487,469,487,469,487,497,665,487,484,487,490,483,487,487,490,494,487,469,469],"twin_sims":[0.030038023431140988,0.011425496946829752,0.006785842895427362,0.003417384329214775,0.002292824262259469,0.0008402717211281152,0.0007958921499659567,0.0005480476567135072,0.00020766645457585213,0.00020550507729125134,0.00019760049829182523,0.000195381914883081,0.00010262848436744122,0.00007467721635125187,0.00005196851785259631,0.0000481008972549017,0.00004730677241815648,0.00004249473809783581,0.00003754728363361217,0.00003540515107870627,0.00003310992910024318,0.00003271349338313413,0.000028500689927187316,0.000026994534493494355,0.000021204494524686597],"twin_dists":[0.34387523363938155,0.3884054066050908,0.4104081787967983,0.43769358711634565,0.45281223486661554,0.4887763907973481,0.49064535414637095,0.5033084073063147,0.5348425453879019,0.5351723995695662,0.5364072059291697,0.5367621391782171,0.5566268116090336,0.566179348451631,0.5768788025752389,0.579135655755286,0.5796203091077631,0.5827336777062674,0.5863055535533129,0.5879931186286337,0.5899126631540775,0.5902569820131672,0.5941834373523821,0.5957227109597175,0.6025195744607286],"n_dims_used":43,"mean_confidence":0.8876641739246457},"coverage":{"mean_confidence":0.8876641739246457,"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}}