{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010483},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010574","490:4900007999","490:4900007773","490:4900010225","490:4900010650","490:4900008438","490:4900008005","490:4900008120","490:4900010489","490:4900010916","490:4900011220","490:4900010229","490:4900010982","490:4900010131","490:4900008660","490:4900010835","490:4900010744","490:4900011221","490:4900010566","490:4900010833","490:4900010915","490:4900010742","491:4910004958","490:4900010745","490:4900008453"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490],"twin_sims":[0.32487725466106,0.30819598390339226,0.2906833930029131,0.27308560105996027,0.26974030958450435,0.24344852855750093,0.230935500230227,0.22317026535289322,0.22038795043731185,0.18869592615186093,0.17957171266815602,0.17514935042232968,0.16822189858236322,0.16648409155507113,0.12868706625106835,0.12044737049096688,0.11878582204852174,0.11819447211557024,0.10726369519518275,0.09967311053289904,0.08684216307250453,0.08652076953385379,0.08477467934953675,0.08266027897866443,0.08234248585192393],"twin_dists":[0.19475179296434553,0.19926482957974198,0.2041567951284453,0.20925274667452584,0.21024393925339777,0.21831663665434434,0.2223561087663243,0.2249357340346681,0.22587453868451532,0.2371849809922458,0.24068378653097197,0.2424250022693849,0.24521674455872952,0.24592998899117013,0.26299963132303017,0.2672097670885796,0.2680851802956972,0.26839900272528056,0.2744297416796207,0.2789043255480454,0.28711739353738136,0.2873351318908996,0.2885294587459716,0.2900022618230222,0.2902262176969194],"n_dims_used":45,"mean_confidence":0.8857944064670139},"coverage":{"mean_confidence":0.8857944064670139,"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}}