{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000978},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001005","480:4800001122","480:4800001117","495:4950001108","480:4800000980","480:4800000911","495:4950001335","495:4950001170","495:4950001009","480:4800001017","480:4800001019","480:4800000780","480:4800000821","480:4800000389","495:4950001116","495:4950001062","495:4950001567","480:4800000979","495:4950001334","480:4800000822","480:4800001178","480:4800001183","495:4950001281","495:4950001506","480:4800001063"],"twin_admin_codes":[495,480,480,495,480,480,495,495,495,480,480,480,480,480,495,495,495,480,495,480,480,480,495,495,480],"twin_sims":[0.8474246472272262,0.8388647106987847,0.8289729377865112,0.8129533853891449,0.8117583919622353,0.7933163606118138,0.7636330988642325,0.762499320205282,0.7622644962204657,0.7562742682664708,0.7517405282707852,0.7438715126542355,0.7312210439061237,0.7293798514229504,0.7266722093597371,0.7195094374680303,0.7162544768395609,0.7155495523907581,0.7138562233889306,0.7129307254778362,0.7080437753119313,0.707532138735286,0.7024419971567484,0.6938690521651658,0.6904185086234164],"twin_dists":[0.07473221211131924,0.07698957770737294,0.07954592751077517,0.08358137337695422,0.08387771198383777,0.08837826607403809,0.09537914478850072,0.09564154453767248,0.0956958505240252,0.09707649756208998,0.09811569378543011,0.09990834267542224,0.10276338472283619,0.10317637074375448,0.10378260192892232,0.105380264003395,0.10610352334919114,0.10625994141435031,0.10663537022985026,0.10684038044898364,0.10792083169596597,0.10803375243063042,0.10915522975319245,0.11103653785295584,0.11179128306310362],"n_dims_used":42,"mean_confidence":0.8998940785725912},"coverage":{"mean_confidence":0.8998940785725912,"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}}