{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000005404},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000005565","500:5000004187","500:5000005239","500:5000005566","500:5000004364","500:5000003833","500:5000004894","500:5000004184","500:5000005402","500:5000003474","500:5000004712","500:5000003656","500:5000004538","500:5000003300","500:5000004719","500:5000004363","500:5000005397","500:5000004886","500:5000006439","500:5000005069","500:5000005726","500:5000006434","500:5000005557","500:5000004539","500:5000006163"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9523977951266294,0.9406047788651694,0.8961778903613884,0.8604473899693269,0.8597993962411239,0.8537820758395244,0.8345062095010389,0.8223637041416196,0.8129169045083521,0.8048304742906512,0.802224079356318,0.792301066739755,0.7895309093391067,0.783567505282801,0.7835009028503834,0.7691114660771903,0.7683069858618264,0.7671902219867031,0.7658009311636969,0.7603863437205615,0.7437254734415808,0.7404853668463249,0.7358854214306332,0.7334642825974521,0.7315295052799536],"twin_dists":[0.040562644487003884,0.045449475729051475,0.06081021055646514,0.07120695022933313,0.07138518489645737,0.07302580340817501,0.07812252040742772,0.08122556839470635,0.08359042911974354,0.08558395934071364,0.08622087552719516,0.08862234278207415,0.08928647530606058,0.09070746270978157,0.09072326787243533,0.09410647825589759,0.09429386950319861,0.09455371109068202,0.0948764951573042,0.09612969292295508,0.09994148539170439,0.10067566785871487,0.10171433708035132,0.10225937710582991,0.10269413529857117],"n_dims_used":44,"mean_confidence":0.9206286343661222},"coverage":{"mean_confidence":0.9206286343661222,"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}}