{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001736},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002001","487:4870001640","487:4870003084","487:4870002430","487:4870003526","487:4870002830","487:4870002501","487:4870003940","487:4870002517","487:4870002092","487:4870003794","487:4870002330","487:4870002347","487:4870003949","487:4870004528","494:4940004469","487:4870002179","487:4870003236","494:4940005824","487:4870003222","487:4870002863","487:4870002706","487:4870004971","487:4870002166","487:4870002862"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,487,487,494,487,487,487,487,487,487],"twin_sims":[0.49477352330553787,0.3040813178392323,0.25978910078211803,0.25483265071091066,0.24577146148203383,0.23112398540248028,0.22581335885542114,0.1868682620806338,0.18267523090440474,0.1825777828525736,0.18194175865555304,0.17476586071009853,0.17470559973807523,0.1663072150179472,0.1593294106443285,0.1546296536686046,0.14548026459414848,0.14085589670596688,0.13820963827313293,0.13479756023198441,0.13394666105272499,0.12604471048659083,0.12369818108414286,0.11712057420835988,0.1162360216714004],"twin_dists":[0.1540702471323118,0.2003993320618375,0.21323833592771646,0.21475666188408463,0.2175816859256959,0.22229421193764,0.22405110515099727,0.23787613340690117,0.2394799194155413,0.2395174991644584,0.2397631233211605,0.2425774618806237,0.2426014408325877,0.24600288439286655,0.24892446757793427,0.25094509298539974,0.25501177802654257,0.25713954140024026,0.25838062516203786,0.2600073729212457,0.260417850809584,0.26432687853520237,0.26552334411010664,0.2689719963272278,0.26944699559992175],"n_dims_used":43,"mean_confidence":0.9085663196652435},"coverage":{"mean_confidence":0.9085663196652435,"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}}