{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006423},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004466","490:4900004878","490:4900006665","490:4900005689","490:4900005284","491:4910002566","490:4900006306","490:4900006544","490:4900007416","490:4900006917","490:4900007543","490:4900004602","491:4910002617","491:4910002466","491:4910002019","490:4900005416","491:4910003013","490:4900002518","490:4900005687","490:4900006426","491:4910002158","491:4910002913","490:4900005810","490:4900002216","491:4910001912"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,491,491,491,490,491,490,490,490,491,491,490,490,491],"twin_sims":[0.32573603487683117,0.27213915407637096,0.27008889481285736,0.21514532133771005,0.19638815870724757,0.1217793139136893,0.10865413652272943,0.07994796512607616,0.0782452833666774,0.07309133128055055,0.06846179398144095,0.06246512693322848,0.06007778197486339,0.04512753137613521,0.0444019277528622,0.036882300277254414,0.03465032201744994,0.034435609938100034,0.03054151413113777,0.02862810248694215,0.028113106405844992,0.02765212240591088,0.02689813223013592,0.024031958721839993,0.022629228609875488],"twin_dists":[0.19452301682050963,0.2095324113175015,0.21014030247133914,0.22766531360049838,0.23432627012390253,0.26651464869066605,0.27363697677809035,0.291936314062847,0.2931774794566332,0.2970718433910002,0.30076415768894194,0.30586182652997607,0.3080033194940519,0.32329424067301515,0.32413884982314617,0.33365478761257283,0.3367957861238317,0.3371069425139293,0.34305889926062516,0.34622533333361766,0.3471085810131717,0.3479110769671804,0.3492488173954246,0.35464871316313573,0.35749768146349936],"n_dims_used":44,"mean_confidence":0.8911669471047141},"coverage":{"mean_confidence":0.8911669471047141,"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}}