{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004919},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004777","490:4900004779","490:4900004918","490:4900004780","490:4900004778","490:4900004636","490:4900004776","490:4900007550","490:4900006208","490:4900004915","490:4900004920","490:4900004637","490:4900005966","490:4900007433","490:4900004916","490:4900005580","490:4900006084","490:4900004774","490:4900005837","490:4900005173","490:4900004631","490:4900005707","490:4900007552","490:4900005061","490:4900003935"],"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":[0.3431128679321601,0.23786364675701924,0.18003100410611386,0.16794553964473413,0.14221148660377922,0.1383558370654531,0.10017203785249099,0.09009023903484399,0.07663933528121104,0.06674395534414068,0.049234041928672534,0.04530535892563169,0.044955256693506813,0.04388054159614717,0.04337705976589042,0.04242813107254901,0.04185503418369366,0.03823649065144104,0.03526953573450916,0.03337565742894881,0.03168128970169734,0.030021880305431747,0.027208118050315,0.027069762487526326,0.026786105552208197],"twin_dists":[0.18996298895357078,0.2201024041208327,0.24050470199915525,0.2453298140447569,0.25651049573609863,0.2583115977454517,0.2786021896598712,0.2849520513915202,0.2943681862522418,0.3021859523611271,0.31871791846448033,0.3230889870664923,0.32349373287147154,0.3247529305736236,0.32535176909540114,0.32649648811414456,0.3271983094420048,0.331826898857,0.33590753554732455,0.33866766516721014,0.34125267301986734,0.34390160078678345,0.34869497476960154,0.3489414953563016,0.3494503256167359],"n_dims_used":44,"mean_confidence":0.9210595217618075},"coverage":{"mean_confidence":0.9210595217618075,"n_dims_used":44,"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}}