{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009550},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009549","490:4900010241","490:4900007902","490:4900010240","490:4900009746","490:4900010243","490:4900008124","490:4900007793","490:4900010238","490:4900010242","490:4900008016","490:4900011379","490:4900011377","490:4900010571","490:4900011443","490:4900010489","490:4900009437","490:4900010043","490:4900011311","490:4900009942","490:4900008330","490:4900008011","490:4900007791","490:4900008236","490:4900008113"],"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":[0.12255362348386899,0.1099723341062844,0.04812757451142096,0.04269734553788625,0.04184008929780899,0.040857195157089646,0.03079838460291814,0.0305181437746319,0.02409952426546819,0.01961245943742118,0.018092007995627164,0.017979471295817118,0.016430251506157376,0.015082562172495774,0.013778380038435466,0.010393506348891187,0.01028160675464705,0.010058787046505625,0.008622792447502558,0.007950269372721015,0.007122057229823197,0.006859384350212617,0.006590427157639134,0.005987701663132975,0.005146276838729369],"twin_dists":[0.26611321125554555,0.2728926270698432,0.3199185880089257,0.3261695564781521,0.3272167191488405,0.3284398339621445,0.3426468552964046,0.34309653462875533,0.3545151590097665,0.3641857658909261,0.36790418686155024,0.3681901472246138,0.3722951815260817,0.37615275032334045,0.38018655279124014,0.39249497097583985,0.39295988357279144,0.3938992225113919,0.4004410316558042,0.4038469879828212,0.40841587126129747,0.40996492555667646,0.4116073551803954,0.4155191136048289,0.42162154672804836],"n_dims_used":45,"mean_confidence":0.8903264363606771},"coverage":{"mean_confidence":0.8903264363606771,"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}}