{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001273},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003388","490:4900003263","490:4900003254","490:4900003252","490:4900003395","490:4900002550","490:4900003120","490:4900004354","490:4900001372","490:4900003654","490:4900003794","490:4900002687","491:4910001207","490:4900002992","490:4900004492","490:4900003792","490:4900003251","490:4900003125","490:4900003127","490:4900003518","490:4900002989","490:4900001505","490:4900002993","490:4900002996","490:4900003255"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.14344481316157817,0.12452569079247265,0.09745579940509816,0.08310083797918867,0.0802872228554093,0.07822534355452679,0.06869129586139708,0.06817968749118518,0.06715530997139557,0.06251620643447443,0.061593419553052316,0.06155535546631552,0.06141313987794505,0.060156144533416854,0.05925017200525049,0.0592056706529099,0.05739894472634151,0.05712615222669191,0.053343880550726704,0.05171170486157293,0.04511104936549948,0.04364320489955633,0.04280215678906957,0.039346284016732236,0.03772174507413895],"twin_dists":[0.2559420473908118,0.265099454336997,0.28026158111695215,0.2896929258519475,0.2916915519633992,0.2931921425116189,0.3005764127514891,0.3009956388474405,0.30184279791340884,0.3058167463195303,0.30663585051688924,0.3066698534210802,0.30679704843413735,0.30793192671866937,0.308762033668173,0.3088030769116408,0.31049126900961144,0.3107499592191036,0.3144462774253825,0.31610879927301766,0.32331329900368894,0.32503449412838453,0.326042743636395,0.33036933557920384,0.33251513955777373],"n_dims_used":45,"mean_confidence":0.9121094597710504},"coverage":{"mean_confidence":0.9121094597710504,"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}}