{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004279},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005647","480:4800004034","480:4800004434","480:4800004033","493:4930000389","480:4800004361","480:4800004035","480:4800004278","480:4800005391","493:4930000330","493:4930005433","493:4930006325","480:4800005638","496:4960010064","493:4930005444","480:4800005786","480:4800005715","494:4940008340","480:4800005559","480:4800004349","493:4930004379","493:4930006201","494:4940008798","493:4930004528","494:4940008132"],"twin_admin_codes":[480,480,480,480,493,480,480,480,480,493,493,493,480,496,493,480,480,494,480,480,493,493,494,493,494],"twin_sims":[0.48169649554121063,0.4181025160961839,0.38881739950946026,0.3563598221047009,0.3553123085609657,0.3465271097044834,0.3428895059942973,0.32005121023741595,0.3172530483368398,0.31721104549553963,0.2889909007410088,0.2763750358116005,0.27459501997486724,0.27428320170496456,0.2637443723192692,0.26333478571855623,0.2555029457108347,0.24450527617040546,0.244091143697274,0.24241682622488936,0.23937404651508032,0.23578963705231784,0.23363510851567293,0.23153680125945855,0.22832965840048802],"twin_dists":[0.15697533812491787,0.1715158318536329,0.1785144037918624,0.18656905849628463,0.18683501378747636,0.1890817522067184,0.19002080204299865,0.19604374373332561,0.19679782656704198,0.1968091744929067,0.20463868243345554,0.20828535699765827,0.20880795991912174,0.20889972148728783,0.21203973445348046,0.21216333029711582,0.2145502426425457,0.21798173496577283,0.2181128691986333,0.21864450840202515,0.21961679047801086,0.22077251288801755,0.22147273179387078,0.22215876298213685,0.22321527974724822],"n_dims_used":42,"mean_confidence":0.9195703778948102},"coverage":{"mean_confidence":0.9195703778948102,"n_dims_used":42,"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}}