{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009235},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009025","490:4900008370","490:4900009124","490:4900009026","490:4900008684","490:4900008700","490:4900008997","490:4900008587","490:4900008034","490:4900008686","490:4900009126","490:4900009229","490:4900009040","490:4900008680","490:4900008243","490:4900009413","490:4900009228","490:4900009225","490:4900009665","490:4900009029","490:4900011715","490:4900008354","490:4900009317","490:4900009422","490:4900008920"],"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":[0.3225633646049906,0.11984624015263877,0.08552537375229025,0.06190593108092262,0.06089056107104344,0.03637591002075707,0.034331187175463365,0.030336767838048655,0.028521094678996807,0.021839659932521457,0.018522289545534105,0.015121118877007322,0.013747424336230945,0.011035419551570032,0.008395781514139436,0.007427098551211954,0.005868600696687418,0.005405996830095907,0.004911556166147736,0.0047690450657905704,0.004495863102444722,0.0036396818968996133,0.0035875258918941747,0.003531228606271711,0.0033890661448652565],"twin_dists":[0.19536988369056818,0.2675254101583169,0.2880136043453075,0.30635733183300434,0.3072665198861327,0.3343529591470916,0.3372588673776835,0.3433894629201247,0.3464077272327742,0.35916942438643823,0.3668249856822889,0.37603824654430146,0.380286328489581,0.3899110372875747,0.40156325774362517,0.40668013616179344,0.41633389615529126,0.41964721568722557,0.42348501494872715,0.42465617773830344,0.4269927750697624,0.4352581795116138,0.43581715566844587,0.4364288876265682,0.43801413707475667],"n_dims_used":45,"mean_confidence":0.882792494032118},"coverage":{"mean_confidence":0.882792494032118,"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}}