{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007854","490:4900006397","490:4900007970","490:4900001660","490:4900005610","490:4900008053","490:4900012916","490:4900003556","490:4900008859","490:4900001793","490:4900011044","494:4940007871","490:4900007974","487:4870003631","490:4900009499","490:4900008966","490:4900008505","490:4900003673","490:4900007971","490:4900008413","490:4900009694","490:4900010553","490:4900011138","494:4940008077","490:4900010791"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,487,490,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.12487060828483133,0.025286995620275875,0.015461923256381531,0.009332380737087101,0.005000799476214945,0.002784178008370963,0.0022825232380185613,0.0021511363902128114,0.001941302798209141,0.0019018902195640207,0.001751393583364275,0.0017297419207230119,0.0017128991455357572,0.001659599700875165,0.001635584555326578,0.0016161989191187875,0.0016064047413387973,0.001580387634004313,0.0015421499037353143,0.0014721528036741528,0.0014409201030140641,0.0014167055458555186,0.0013648885864995166,0.0011928023697100332,0.0011538033495317194],"twin_dists":[0.26492340330438474,0.3522192754178887,0.37503717158782235,0.3970960024259975,0.42276719024647036,0.4455207036823652,0.45297993607014103,0.4551821577488539,0.4589697490553217,0.45972292303945567,0.4627376577276013,0.46319087467346315,0.4635470600743078,0.4646958829204434,0.4652246629548419,0.4656567556318192,0.4658768817453172,0.46646768941635397,0.4673525005351632,0.4690260074558096,0.46979655420449273,0.4704046450611435,0.4717388392413419,0.47653318533866196,0.4777083613626788],"n_dims_used":45,"mean_confidence":0.9141782972547743},"coverage":{"mean_confidence":0.9141782972547743,"n_dims_used":45,"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}}