{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009192},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009609","490:4900010100","490:4900008976","490:4900008518","490:4900007976","490:4900008637","490:4900009508","490:4900009899","490:4900009493","490:4900009800","490:4900008971","490:4900008301","490:4900008088","490:4900009400","490:4900008293","490:4900009693","490:4900010101","490:4900007862","490:4900009901","490:4900009408","490:4900009807","490:4900009611","490:4900009388","490:4900008867","490:4900008858"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6901177799860932,0.6887551402705584,0.6668549133655908,0.6176301339002732,0.5828294563528582,0.5813197642131805,0.5599103033832108,0.5549988462558252,0.546759211090407,0.5412644757024269,0.5227230454895447,0.5172675305619713,0.47528044122238783,0.4678239579881754,0.43982114421676316,0.4080464748197416,0.39161157555004295,0.38615026225558985,0.3849459691437436,0.3826027153995507,0.37599170018875655,0.3751388450519023,0.3745569695382265,0.3563511253315649,0.3537886486681395],"twin_dists":[0.11185699875486095,0.11215464063607371,0.11691341136135448,0.1274975254833159,0.13495211206665295,0.1352758975002215,0.13987653284110807,0.14093497339593308,0.142713893627754,0.14390272004667945,0.14793194459090256,0.14912340778186697,0.15840963730922145,0.16008453973453413,0.16646111125760626,0.1738935679569655,0.17783652503648015,0.17916360444032103,0.17945743427740773,0.18003041262134759,0.18165612923686858,0.18186686382906445,0.18201077595775736,0.18657126487577352,0.18722258350482568],"n_dims_used":45,"mean_confidence":0.9195313347710503},"coverage":{"mean_confidence":0.9195313347710503,"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}}