{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002950},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002994","480:4800002716","480:4800002717","480:4800002817","480:4800002910","480:4800003638","480:4800002951","480:4800002993","480:4800003640","480:4800002769","480:4800003299","480:4800003639","480:4800003033","480:4800003637","480:4800003293","480:4800002992","480:4800002718","480:4800002947","480:4800003707","480:4800003450","480:4800002816","480:4800002902","480:4800003207","480:4800002820","480:4800003252"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5822135238429738,0.5721125756782061,0.48106702020360065,0.4790396957752854,0.4217093856868324,0.414601597761305,0.4060377898254692,0.3901478729004059,0.3547518621319061,0.351892481489646,0.3477089173002206,0.3346272344023897,0.33178039901341466,0.32636245373617095,0.3230361069988532,0.3073232021217681,0.29662979937536454,0.27730580450468184,0.27648410446280036,0.2723003105777942,0.2692673777886555,0.2667251101417991,0.26404919562414914,0.2633522341464642,0.24752505878814962],"twin_dists":[0.13508420413156466,0.13725214179292583,0.15711578470828935,0.15756851234109437,0.17066899837970767,0.17234077522809294,0.17437158240281428,0.17819134162767694,0.18697747297945544,0.18770611877772145,0.18877779157615704,0.19217370379171952,0.19292215564682963,0.1943563517674162,0.1952434036102832,0.1995047405141001,0.20247681524749112,0.20801290765530628,0.20825340207882692,0.2094847491137161,0.2103846776286697,0.21114386071756464,0.21194782954911473,0.21215806265278722,0.21702982441356372],"n_dims_used":43,"mean_confidence":0.9105859800826671},"coverage":{"mean_confidence":0.9105859800826671,"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}}