{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004846},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730004418","493:4930003751","488:4880001694","493:4930000657","481:4810002860","480:4800005775","493:4930000160","472:4720002512","493:4930003073","493:4930002902","480:4800005275","493:4930002202","484:4840003101","480:4800004502","500:5000003086","469:4690003407","466:4660011884","494:4940005342","496:4960004389","493:4930003926","479:4790004963","498:4980001757","481:4810000506","481:4810003375","470:4700001878"],"twin_admin_codes":[473,493,488,493,481,480,493,472,493,493,480,493,484,480,500,469,466,494,496,493,479,498,481,481,470],"twin_sims":[0.1287696572641452,0.04382984636175255,0.024010801165638068,0.0238773476935361,0.020467491318501854,0.018630593608575174,0.017140447226758285,0.01649002381872485,0.016349536625472394,0.01203220576336951,0.011653151347297894,0.010979761826069825,0.010617510637943616,0.009460063366011259,0.007011396736085054,0.006957558043041335,0.006704250311400953,0.005877145785290718,0.005330634458144128,0.005188746074411369,0.005044041820330213,0.0049737670297033,0.004953600121521667,0.004519623309855897,0.004468779996943373],"twin_dists":[0.2629584798773672,0.3248129650352662,0.35469060131851343,0.354955554281987,0.36220396960567175,0.36655680282080955,0.3703729958352881,0.3721306218807632,0.3725182347666868,0.3861519677095365,0.38754767386134925,0.3901297099566482,0.3915775320238044,0.39651836756919634,0.4090620978100623,0.4093798236708336,0.4109050455077906,0.41627494359241984,0.42021110687260954,0.4212926271134817,0.42242353593864157,0.42298339127902523,0.4231453771206368,0.42678450581675353,0.4272313927437301],"n_dims_used":43,"mean_confidence":0.9209541498228561},"coverage":{"mean_confidence":0.9209541498228561,"n_dims_used":43,"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}}