{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002602},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002615","480:4800002619","480:4800003455","480:4800003454","480:4800002808","480:4800003342","480:4800002605","480:4800003401","480:4800003157","480:4800003457","480:4800003081","480:4800003453","480:4800002999","480:4800003029","480:4800003112","480:4800002997","480:4800005507","480:4800003634","480:4800003398","480:4800003399","480:4800003397","480:4800003000","480:4800002663","480:4800003443","480:4800003295"],"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":[0.5413204842122118,0.5132060169160668,0.4214438637621694,0.40027796926880954,0.3914559237555044,0.36132435001078556,0.3325004587892333,0.2947644751678087,0.28379842798300703,0.22433411617801668,0.2025427327633881,0.20062337337937614,0.16461427147264462,0.16276550567992837,0.1562492248544246,0.1542838848737519,0.14116985693502512,0.13561585061039558,0.13436274204291282,0.13116316501584785,0.12508134873985421,0.12250667140142729,0.12018576105421559,0.11375846448262036,0.1116439924415672],"twin_dists":[0.1438905912136834,0.15001238905884537,0.17073123381839053,0.1757481649840211,0.17787422714413995,0.1853140323697784,0.19273251734017316,0.20300164511911298,0.2061277142606841,0.22454534530198236,0.2320944218423595,0.23278536542433978,0.24670343715119586,0.2474744454349987,0.2502437684591364,0.2510955172407133,0.2569934521510778,0.2596144559020361,0.2602168874553689,0.2617744699633627,0.26481601997522763,0.2661374982261505,0.26734698538324625,0.27079237420355096,0.27195854766795957],"n_dims_used":43,"mean_confidence":0.9130295154660247},"coverage":{"mean_confidence":0.9130295154660247,"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}}