{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001872},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002033","480:4800002284","480:4800001693","480:4800001868","480:4800002511","480:4800001977","480:4800002330","480:4800001805","480:4800002139","480:4800002509","480:4800001812","480:4800002464","480:4800002462","480:4800001926","480:4800002192","480:4800002187","480:4800002178","480:4800002086","480:4800001934","480:4800001810","480:4800001430","480:4800001930","480:4800002504","480:4800002094","480:4800001305"],"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":[0.9440350989778988,0.9066416624414316,0.8165914925675786,0.7951213215287681,0.7403849180778306,0.7386473765801475,0.733293037404333,0.7155199017658693,0.7104528822532753,0.705044795942672,0.70398535196058,0.6948252968245547,0.6943593452275035,0.6939011580040101,0.6642597844651076,0.6567748921879845,0.6428549786870629,0.6374667794975184,0.6355808320830209,0.6265448143970477,0.6258646101824888,0.6244251481245301,0.6218449057707918,0.6212294502392329,0.612124113132708],"twin_dists":[0.04407777558034067,0.05750022954545124,0.08267535220583898,0.08794345592431041,0.10069839431654277,0.10109118996375369,0.10229788527828143,0.10626651901970657,0.10738863430706272,0.10858220769754853,0.1088155590916825,0.11082713436580503,0.11092918425273299,0.11102950887820696,0.1174746095713573,0.11909057785480091,0.12208700828817433,0.12324440329928095,0.12364924293044123,0.12558735005724872,0.12573315518359807,0.12604167645299363,0.12659459472427154,0.12672646168621954,0.12867674481939698],"n_dims_used":42,"mean_confidence":0.9112368992396763},"coverage":{"mean_confidence":0.9112368992396763,"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}}