{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001519","491:4910003681","487:4870001617","487:4870001966","487:4870000695","466:4660012247","665:6650002118","487:4870001891","487:4870001516","487:4870001800","487:4870001969","491:4910003732","487:4870002152","487:4870000550","665:6650002573","487:4870000957","487:4870000780","487:4870002062","490:4900007878","494:4940006117","487:4870001971","665:6650001881","487:4870000003","491:4910003583","487:4870001785"],"twin_admin_codes":[487,491,487,487,487,466,665,487,487,487,487,491,487,487,665,487,487,487,490,494,487,665,487,491,487],"twin_sims":[0.12501699864862825,0.09249255142719655,0.07657252213587606,0.053958376544118204,0.05210018915006554,0.05159334841580402,0.044682422886509324,0.04445226363349954,0.043597261017109416,0.042218375534315844,0.037668530026444234,0.03641276409827143,0.03612817261406705,0.034764106422280894,0.0329224733766784,0.031027064355587258,0.029660663117105007,0.02780181620741505,0.025102279687875255,0.024405636615772188,0.023877906690516006,0.023191244079190064,0.022382481052434483,0.02232177031870027,0.02210698769658119],"twin_dists":[0.26484879514226795,0.28339000981193585,0.2944181574227578,0.313831283139403,0.31570918216383953,0.31623104330777213,0.323810987398686,0.3240798859636461,0.3250891480688975,0.32675242582032155,0.3325867437922042,0.3343018701389207,0.3346975308472513,0.3366315569467442,0.3393478831808735,0.34228250064445487,0.34449479305944286,0.3476492313148003,0.352570202157525,0.3539141100416962,0.35495444180076036,0.35633831769854973,0.3580146002243067,0.3581425431500021,0.358597619528244],"n_dims_used":42,"mean_confidence":0.8879041217622303},"coverage":{"mean_confidence":0.8879041217622303,"n_dims_used":42,"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}}