{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000780},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001567","495:4950001628","495:4950001568","480:4800000822","480:4800000390","495:4950001391","495:4950001506","495:4950001116","495:4950001390","495:4950001062","480:4800000911","480:4800001178","495:4950000961","495:4950001627","480:4800000978","495:4950001447","480:4800000820","495:4950001005","495:4950001336","495:4950001011","480:4800001117","495:4950001170","495:4950000912","495:4950000960","480:4800001063"],"twin_admin_codes":[495,495,495,480,480,495,495,495,495,495,480,480,495,495,480,495,480,495,495,495,480,495,495,495,480],"twin_sims":[0.9224424846606132,0.8710213804659912,0.8640925400172803,0.857591332820652,0.824335916601095,0.8099652255177953,0.8067446689782786,0.7975415696974982,0.7949188157049334,0.7855280057684498,0.776553294063587,0.7725210830977213,0.7489325304230039,0.7471099145450084,0.7438715126542355,0.7359854222958662,0.7322051137001528,0.7306427948724145,0.7232485985453021,0.7201453350681367,0.7163646055097578,0.7031599430115781,0.7000294998411642,0.6878563554364282,0.6859354147964837],"twin_dists":[0.05218635914392161,0.06825241167310434,0.07019843014441896,0.07199021323255554,0.0807266145220727,0.08432124741427485,0.08511448282091083,0.08735858898239075,0.0879922967517374,0.09024158795745185,0.09236441342326827,0.09331027359775228,0.09875695281812245,0.09917224071802477,0.09990834267542224,0.10169180103618518,0.10254240030578204,0.10289315438546834,0.10454731226937818,0.10523876971135736,0.10607907961372175,0.10899725892536809,0.1096855675969982,0.11235085243407623,0.11276992133023314],"n_dims_used":42,"mean_confidence":0.9002433050246466},"coverage":{"mean_confidence":0.9002433050246466,"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}}